Ancient Coin Value Guide

Collector Market Reference

Kinzer Ancient Coin
Value Guide

A growing ancient Roman coin market-reference series built from certified, fixed-price retail, and buyer-inclusive auction evidence. Books I–VII are live now, spanning Augustus through the Severan Dynasty and the later imperial volumes already published.

Installable Ancient Coin Value Guide App
Roman coin prices in your pocket
Browse 143 rulers and 577 market lanes with separate certified, retail, and auction evidence. Coverage varies by ruler and market: when the published research supports a defensible numeric value, the app shows it; when it does not, the app says so rather than estimating.
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Why this exists

A baseline for a market with
a lot of unknowns

Familiar idea, harder market.
Many American collectors grew up using references such as the Red Book or Beckett to understand approximate value ranges. Ancient coins are different: no two examples are truly identical, and condition, rarity, mint, surfaces, provenance, denomination and collector demand can all change the price.
Useful ranges, not fixed prices.
As collectors and dealers, we want to see the hobby grow. This project organizes certified, retail and auction evidence without pretending they are the same market.
Prepared by Kinzer Coins

How This Guide Was Built

This is not a fixed-price catalog and it is not based on a single automated estimate. The seven-book series was assembled from source-auditable market evidence, with certified, fixed-price retail, and auction data kept separate so collectors can compare like with like.

Transaction-by-transaction auction research.
Where auction evidence is used, the headline acquisition figure is the hammer price plus the mandatory buyer premium for that exact sale. No blanket buyer-premium percentage is applied across venues.
Retail is treated as its own market.
Current dealer asks are recorded separately from realized auction results. Sold dealer listings may provide historical context, but they are not mixed into the current retail snapshot.
Raw and certified coins are separated.
Certified comparisons are grade-specific where the evidence supports them. A slabbed XF, a raw dealer coin, and an average auction coin are not treated as interchangeable observations.
Thin markets are labeled honestly.
Small samples, repeated specimens, source concentration, and unusually wide price dispersion lower confidence. The guide does not force a neat range when the evidence does not support one.
Outliers are reviewed, not hidden.
Exceptional provenance, rare varieties, unusual mint errors, restoration, tooling, or specialist die states are separated from ordinary-market benchmarks when they would distort the comparison.
The source trail remains visible.
The full research edition preserves auction references, retail observations, methodology notes, confidence labels, and specialist-market context so the numbers can be checked rather than accepted on faith.

Prepared by Kinzer Coins. Market evidence is a dated research snapshot, not a guarantee of future value.

How to use it

Read the market in the
right order

1. Certified first.
Because NGC grade narrows the comparison, slabbed evidence is shown first whenever a meaningful exact-grade comparison exists.
2. Fixed-price retail second.
Retail tells you what comparable raw inventory costs to buy now without waiting for an auction.
3. Raw auction third.
Auction shows buyer-inclusive acquisition cost: hammer plus the mandatory buyer premium for that exact sale.
Do not mix the three.
A slabbed XF, a raw dealer coin, and an average raw auction coin are not automatically equivalent. The guide keeps them visibly separate.
Book I

Quick Price Reference

Current Book I website reference synchronized to the live Kinzer Ancient Coin Value Guide methodology. Certified / Slabbed, Current Fixed-Price Retail, and Raw Auction evidence are kept separate. Guide Orientation is labeled separately and is not presented as transaction evidence. Buyer-inclusive auction figures are identified as such; hammer-only figures remain hammer-only.

Maximinus I

DENARIUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Denarius
XFNGC XF BI auction $139
Choice XFNGC Choice XF BI auction $149
FIXED-PRICE RETAIL
DenariusMedian $95; separate current NGC VF ask $184.99
SestertiusMedian $200
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Denarius
~$112~$150~$230
Sestertius
~$82~$170~$264

Gordian I

DENARIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Denarius
FineFine $10,980
Choice XFNGC Choice XF $6,900
FineFine $12,000
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Denarius
~$6,360~$6,920~$9,620

Gordian II

DENARIUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Denarius
AUNGC AU $17,080
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Denarius
~$5,090~$7,360~$10,130

Pupienus

ANTONINIANUS
COLLECTOR PRICE GUIDE
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$531~$923~$1,122

Balbinus

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
XFNGC XF $915
Choice XFNGC Choice XF $1,067.50
FIXED-PRICE RETAIL
SestertiusCurrent asks $1,200 and about $1,283
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$594~$851~$959
Sestertius
~$305~$515~$774

Gordian III

ANTONINIANUS / DENARIUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
XFXF $90–$110
Choice XFChoice XF $90–$155
Choice XFChoice XF ~$105–$120
FIXED-PRICE RETAIL
DenariusMedian $113
SestertiusMedian $195
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Antoninianus
$25–$45$45–$80$80–$160
DenariusBI median $61; BI 20th–80th $32–$158
SestertiusBI median $110; BI 20th–80th $72–$189

Philip I

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Regular antoninianus
XFNGC XF Heritage BI auction result $139
FIXED-PRICE RETAIL
Regular antoninianusMedian $68; separate current NGC XF ask $336
SestertiusCurrent ask $250
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Regular antoninianus
~$64~$95~$129
Sestertius
~$79~$140~$207

Philip II

ANTONINIANUS / SESTERTIUS / AS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
XFNGC XF $114
FIXED-PRICE RETAIL
AntoninianusMedian $198
Sestertius as CaesarMedian $207
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Millennium sestertius
separateobserved only$120–$350 in current sample
AntoninianusBI median $83; BI 20th–80th $49–$132
Sestertius as CaesarBI median $156; BI 20th–80th $70–$211
Sestertius as AugustusBI median $252; BI 20th–80th $225–$342

Trajan Decius

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
XFNGC XF $120
XFNGC XF $170
XFNGC XF $240
XFNGC XF $170
FIXED-PRICE RETAIL
AntoninianusMedian $99
Ordinary Rome sestertiusCurrent asks $26, $79, $150, $189, $207, $230, $321; median ask $189
Double sestertiusOne current ask $538
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$49~$63~$76
Ordinary Rome sestertiusBI raw-auction median $105
Double sestertius
~$538~$1,314,~$4,158

Hostilian

ANTONINIANUS / BRONZE
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus — Caesar, Rome
Choice VFNGC Choice VF $488
FIXED-PRICE RETAIL
Antoninianus — Caesar, RomeMedian $295
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus — Caesar, Rome
~$163~$215~$286
Antoninianus — Augustus, RomeBI observations $212, $542, $1,096; BI sample median $542

Trebonianus Gallus

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
Rome antoninianusMedian $59; separate current NGC VF ask $199
SestertiusMedian $451
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Rome antoninianus
~$67~$91~$121
Sestertius
~$59~$131~$399

Volusian

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
Choice XFNGC Choice XF Heritage auction result $183
FIXED-PRICE RETAIL
AntoninianusMedian $90; separate current NGC VF ask $256
Ordinary Rome sestertiusCurrent ordinary Rome asking center $180
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Rare / error types
separateseparate$975–$1,600+ observed
AntoninianusBI median $114; BI 20th–80th $76–$136; separate hammer-only median $93
Ordinary Rome sestertiusBI raw-auction median about $118

Valerian I

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Rome antoninianus
MSNGC MS $854
FIXED-PRICE RETAIL
Rome antoninianusMedian $79
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Rare/dynastic issues
separateseparate$900–$3,400+ observed
Rome antoninianusBI median $80; BI 20th–80th $70–$129
SestertiusHammer-only auction median $82; hammer-only 20th–80th $46–$233

Gallienus

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Joint-reign sestertius
Choice VFNGC Choice VF $600
FIXED-PRICE RETAIL
Sole-reign antoninianusCurrent asks $23, $25, $60, $93; separate current NGC AU ask $147.50
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Zoo Series
$20+$40–$100$100–$150+
Legionary Series
$100+$140–$200$200–$250+
Rare/special issues
separateseparateobserved only
Sole-reign antoninianusBI median $15; BI 20th–80th $14–$20
Joint-reign sestertiusHammer-only auction median $367; hammer-only 20th–80th $215–$520

Salonina

ANTONINIANUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
Rome antoninianusMedian $51; separate current NGC VF ask $256
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Rome antoninianus
~$11~$23~$71
Ordinary Antioch antoninianusBI median about $16; BI 20th–80th about $15–$33

Claudius II

ANTONINIANUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Lifetime Rome antoninianus
XFNGC XF Heritage BI auction result $89
FIXED-PRICE RETAIL
Lifetime Rome antoninianusMedian $56; separate current NGC XF ask $149
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Lifetime Rome antoninianus
~$37~$56~$95
Posthumous Rome CONSECRATIO
~$14~$23~$35

Quintillus

ANTONINIANUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
Rome antoninianusMedian $69; separate current NGC XF ask $247
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Rome antoninianus
~$30~$50~$85

Aurelian

IMPERIAL COINAGE
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
Ordinary Rome radiatesMedian $57
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Rare busts/varieties
separateseparate$240–$2,750+ observed
Ordinary Rome radiatesBI median $61; BI 20th–80th $49–$104

Severina

ANTONINIANUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Rome antoninianus
MSNGC MS $292.80
MSNGC MS $1,037
FIXED-PRICE RETAIL
Rome antoninianusMedian $119
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
Rome antoninianusBI median about $68; BI 20th–80th about $48–$152

Tacitus

ANTONINIANUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
AntoninianusMidpoint of current asks $144; separate current NGC XF ask $163.95
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
XI/IA special issue
separateobserved ~$475separate
AntoninianusBI median $84; BI 20th–80th $40–$102

Florian

ANTONINIANUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
AntoninianusCurrent asks $90 and $249
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$69~$107~$223

Probus

ANTONINIANUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
Common antoninianusMedian $60; separate current NGC XF median ask $127, with asks $118–$132
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Specialist bust/type
separate$100–$300+can be far higher
Common antoninianusBI median $28; BI 20th–80th $16–$49

Carus

ANTONINIANUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
AUNGC AU BI auction observation $132
Choice AUNGC Choice AU 5/5–5/5 with silvering BI auction observation $292.80
FIXED-PRICE RETAIL
AntoninianusMedian $92
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$55~$103~$194

Numerian

ANTONINIANUS
COLLECTOR PRICE GUIDE
FIXED-PRICE RETAIL
AntoninianusMedian $90; separate current NGC F ask $78.80
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$34~$46~$62

Carinus

ANTONINIANUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus — Caesar
Choice XFNGC Choice XF $512.40
Antoninianus — Augustus
XFNGC XF $231.80
FIXED-PRICE RETAIL
Antoninianus — CaesarCurrent ask $58
Antoninianus — AugustusMedian $84
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus — Caesar
~$60~$74~$110
Antoninianus — Augustus
~$103~$142~$203

Postumus

ANTONINIANUS / SESTERTIUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Ordinary antoninianus
CertifiedCertified observations: $69–$415
FIXED-PRICE RETAIL
Ordinary antoninianusCurrent asking range $20–$127
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Ordinary antoninianus
$85–$120$120–$185$185–$400
Double sestertius
—band ~$400–$585or exceptional $585+

Herennius Etruscus

ANTONINIANUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
XFXF $159
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$56~$66~$96

Aemilian

ANTONINIANUS
COLLECTOR PRICE GUIDE
Certified grade evidence
Antoninianus
XF / Choice XFNGC auction range ~$380–$384
AUNGC AU ~$312
FIXED-PRICE RETAIL
AntoninianusMedian ~$336; separate NGC AU ask ~$1,100
Current asking-price evidence; kept separate from auction and certified markets.
OBSERVED AUCTION MARKET
LOWER OBSERVEDMARKET CENTERUPPER OBSERVED
Antoninianus
~$218~$345~$390
Book II

Quick Price Reference

Book II follows the same three-part market view as Book I: certified first, current fixed-price raw retail second, and buyer-inclusive raw auction evidence third. Where political status, reverse family, module or specialist variety creates a separate market, those distinctions remain visible inside the card instead of being collapsed into a misleading ruler-wide average.

Diocletian
Follis / antoninianus / argenteus
Certified / slabbedFollis exact-grade observations ~$233–$368; Choice AU argenteus benchmark ~$1,960
Fixed-price retail — rawFollis active retail can sit below the auction center; antoniniani remain in the tens; argenteus retail very thin
Auction acquisition — rawBuyer-inclusive medians: follis ~$234; antoninianus ~$84; argenteus ~$1,103
Maximian
Follis / antoninianus / argenteus
Certified / slabbedCertified follis observations ~$184–$245; antoninianus VF ~$110 / AU ~$306
Fixed-price retail — rawOrdinary follis asks can sit below auction median; antoniniani broadly tens to low hundreds; argenteus very thin
Auction acquisition — rawBuyer-inclusive medians: follis ~$192; argenteus ~$831; no final ordinary antoninianus median
Carausius
Ordinary London antoninianus
Certified / slabbedNGC AU 5/5, 4/5 London benchmark ~$1,164
Fixed-price retail — rawCommon PAX asks roughly ~$100–$175; stronger examples ~$300+
Auction acquisition — rawOrdinary London raw median ~$240 buyer-inclusive
Allectus
London antoninianus / quinarius
Certified / slabbedNo broad certified ladder used
Fixed-price retail — rawAntoninianus roughly ~$55–$200 ordinary; quinarius ~$130–$200 ordinary; stronger pieces higher
Auction acquisition — rawBuyer-inclusive medians: antoninianus ~$270; quinarius ~$180 (n=3)
Constantius I
Caesar / Augustus follis
Certified / slabbedCertified Caesar AU 5/5, 4/5 silvered benchmark ~$551
Fixed-price retail — rawCaesar ordinary ~$37–$159; Augustus ordinary ~$75–$200
Auction acquisition — rawCaesar raw median ~$180 buyer-inclusive; no reliable Augustus raw median
Galerius
Caesar / Augustus follis
Certified / slabbedCertified Augustus exact observations ~$293–$415
Fixed-price retail — rawCaesar broadly low hundreds; Augustus common Genius ~$30–$44, stronger types ~$100–$135
Auction acquisition — rawBuyer-inclusive medians: Caesar ~$168; Augustus ~$150
Severus II
Caesar / Augustus follis
Certified / slabbedCertified Caesar exact benchmarks ~$216–$270; certified Augustus benchmark ~$366
Fixed-price retail — rawCaesar roughly ~$70–$200; Augustus ~$125–$350; quarter follis ~$95–$145
Auction acquisition — rawCaesar raw median ~$120 buyer-inclusive; Augustus too thin for a reliable median
Maximinus II Daia
Caesar / Filius Augustorum / Augustus
Certified / slabbedOrdinary certified Augustus ~$154; premium Choice AU Sol/Serapis ~$586–$793
Fixed-price retail — rawCaesar ordinary ~$75–$200; Augustus ordinary ~$40–$175; Filius Augustorum specialist-only
Auction acquisition — rawCaesar raw median ~$114 buyer-inclusive; other statuses too thin for a broad median
Maxentius
Temple / Dioscuri / scarce Ostia
Certified / slabbedElite certified temple benchmark ~$1,708
Fixed-price retail — rawTemple ~$45–$120 ordinary, stronger ~$150–$200+; Dioscuri ~$250–$350; scarce Ostia much higher
Auction acquisition — rawClean anchors: temple ~$156; Dioscuri ~$300; scarce Ostia ~$600–$1,200 buyer-inclusive
Constantine I
Type-family market
Certified / slabbedExact certified observations span ordinary MS GLORIA ~$84 to elite silvered IOVI ~$5,612; type and surfaces control
Fixed-price retail — rawCommon bronze mostly ~$30–$100; early large follis ~$90–$125; CONSTANTINIANA DAFNE ~$190–$500+
Auction acquisition — rawNo single valid ordinary raw median; DAFNE raw benchmark around ~$192 buyer-inclusive
Licinius I
Earlier / later Jupiter
Certified / slabbedCertified Jupiter exact observations ~$84–$114
Fixed-price retail — rawEarlier laureate Jupiter ~$40–$75, center ~$50–$60; later reduced/radiate ~$20–$40
Auction acquisition — rawRaw auction too thin for a final ordinary median
Licinius II
Ordinary Jupiter / other bronze
Certified / slabbedInsufficient broad exact-grade certified sample
Fixed-price retail — rawOrdinary Jupiter ~$45–$60; other common bronze ~$55–$115
Auction acquisition — rawRaw auction thin; rare Siscia specialist benchmark ~$240 buyer-inclusive
Crispus
Broad ordinary bronze
Certified / slabbedCertified exact observations ~$79–$512 depending type, grade and specialist attributes
Fixed-price retail — rawBroad ordinary ~$50–$125, center ~$60–$90; VOT V and campgate commonly ~$50–$100
Auction acquisition — rawNo single raw median; VOT V raw observations roughly ~$50–$95
Constantine II
Caesar / Augustus
Certified / slabbedChoice AU silvered campgate benchmarks ~$244–$312
Fixed-price retail — rawCaesar GLORIA ~$25–$70; campgate ~$40–$100; Augustus supply sparse
Auction acquisition — rawType-specific raw evidence; no broad Augustus range
Constans
VICTORIAE / FEL TEMP families
Certified / slabbedCertified VICTORIAE benchmarks ~$99–$192
Fixed-price retail — rawVICTORIAE ~$30–$45; hut ~$30–$90; galley ~$40–$150; phoenix ~$130–$200, strong XF ~$300+
Auction acquisition — rawNo forced ruler-wide raw median; auction evidence remains type-specific
Constantius II
Large early / later reduced bronze
Certified / slabbedCertified large early FTR benchmark ~$220
Fixed-price retail — rawLarge early FTR ~$100–$200+; later reduced FTR ~$10–$30; campgate ~$60–$100; SPES ~$20–$45
Auction acquisition — rawLarge early FTR buyer-inclusive median ~$120; later families not blended into it
Dalmatius
Ordinary GLORIA
Certified / slabbedNGC AU Constantinople GLORIA benchmark ~$171
Fixed-price retail — rawOrdinary GLORIA ~$40–$120; stronger/scarcer mint material ~$150–$300
Auction acquisition — rawNo controlled buyer-inclusive raw median; auction evidence too heterogeneous
Vetranio
CONCORDIA / HOC SIGNO
Certified / slabbedCertified Vetranio-period HOC SIGNO issue benchmark ~$439; named authority must be stated
Fixed-price retail — rawCONCORDIA ~$120–$230; HOC SIGNO VF ~$125–$175, EF ~$250–$300; VIRTVS / GLORIA ~$75–$150
Auction acquisition — rawNo forced broad raw median; auction comparisons are type/grade specific
Magnentius
VICTORIAE / SALVS Chi-Rho
Certified / slabbedNo dependable broad certified benchmark; exact premium pieces remain specialist comparables
Fixed-price retail — rawVICTORIAE ~$40–$60; SALVS ~$65–$165; stronger/scarcer SALVS ~$200–$400+
Auction acquisition — rawNo forced raw median; rare mint and trophy results remain specialist-only
Decentius
VICTORIAE / SALVS
Certified / slabbedNo broad certified ladder used
Fixed-price retail — rawVICTORIAE ~$45–$100, stronger/silvered ~$150–$250+; SALVS ~$85–$125, stronger ~$150–$300+
Auction acquisition — rawRaw auction thin; no statistical SALVS range
Nepotian
Specialist-only market
Certified / slabbedChoice VF exact benchmarks: VRBS ROMA ~$6,600; GLORIA ROMANORVM ~$10,200
Fixed-price retail — rawNo broad active ordinary retail market
Auction acquisition — rawExact-comparable market only; no ruler-wide median or synthetic range
Julian II
Caesar / VOT / bull
Certified / slabbedCertified NGC AU Antioch bull benchmark ~$232
Fixed-price retail — rawCaesar ~$20–$75; VOT ~$40–$75; bull VF–Good VF ~$100–$300; EF ~$300–$700; exceptional higher
Auction acquisition — rawAugustus VOT exact benchmark ~$270; bull market remains type/grade specific
Helena
SECVRITAS
Certified / slabbedCertified market thin; no stable realized ladder
Fixed-price retail — rawOrdinary SECVRITAS ~$40–$100; stronger/scarcer ~$100–$150+
Auction acquisition — rawNo controlled buyer-inclusive raw median published
Fausta
SPES / SALVS
Certified / slabbedCertified exact observations only; no broad ladder
Fixed-price retail — rawOrdinary SPES / SALVS ~$65–$150 by quality; scarcer/stronger ~$125–$175
Auction acquisition — rawNo forced raw median; retail-led market
Theodora
PIETAS ROMANA
Certified / slabbedCertified exact observations too thin for a stable ladder
Fixed-price retail — rawOrdinary ~$30–$50; stronger/scarcer mint material ~$50–$100+
Auction acquisition — rawNo controlled buyer-inclusive raw median published
Galeria Valeria
VENERI VICTRICI
Certified / slabbedNGC Choice XF 5/5, 5/5 Antioch benchmark ~$380
Fixed-price retail — rawOrdinary ~$35–$125; stronger/silvered ~$125–$200
Auction acquisition — rawNo controlled buyer-inclusive raw median published
Hannibalianus
SECVRITAS PVBLICA / Euphrates
Certified / slabbedCertified market remains observation-only; insufficient exact realized sample for a ladder
Fixed-price retail — rawLower grade ~$150–$250; solid VF–Good VF ~$250–$500; strong EF ~$500–$700+; trophy ~$1,000+
Auction acquisition — rawRaw auction market is heterogeneous and often lower; no blended median

Book II retail observations were checked primarily September 19–20, 2026. Certified exact-grade results, fixed-price retail, and raw auction evidence remain separate evidence classes. Thin markets are labeled rather than forced into synthetic medians.

Book III

Quick Price Reference

Book III uses the same evidence hierarchy as Books I and II, but the market becomes progressively thinner. Established markets use practical benchmarks; Thin and Specialist Only rulers use exact observations rather than artificial ranges.

Valentinian I
AD 364–375
Market confidenceEstablished
Market orientationAE3 bronze ~$20–$40 ordinary; better ~$60–$115+; siliqua low hundreds
Valens
AD 364–378
Market confidenceEstablished
Market orientationAE3 bronze ~$25–$40; siliqua ~$200–$325
Gratian
AD 367–383
Market confidenceEstablished
Market orientationBronze accessible to low hundreds; siliqua ~$150–$375
Valentinian II
AD 375–392
Market confidenceEstablished — condition sensitive
Market orientationBronze low tens to low hundreds; compromised siliqua ~$100–$175
Magnus Maximus
AD 383–388
Market confidenceEstablished / Limited
Market orientationBronze tens to low hundreds; raw siliqua ~$220–$335
Flavius Victor
AD 387–388
Market confidenceLimited / Thin
Market orientationBronze AE4 ~$45–$85; certified siliqua midpoint $474
Theodosius I
AD 379–395
Market confidenceEstablished
Market orientationBronze AE2–AE4 ~$25–$40+; siliqua ~$175–$400; Choice AU solidi $1,440–$1,920
Eugenius
AD 392–394
Market confidenceThin / Specialist
Market orientationSiliqua lower/compromised ~$400; stronger ~$700–$1,200+
Honorius
AD 393–423
Market confidenceEstablished
Market orientationBronze AE3/AE4 ~$20–$35; siliqua low-to-mid hundreds; solidus low thousands
Constantine III
AD 407–411
Market confidenceThin / Specialist
Market orientationSiliqua retail ~$445–$1,050; raw auction €780–€900 hammer
Constans, Son of Constantine III
AD 409–411
Market confidenceSpecialist Only
Market orientationSiliqua €3,600 / CHF 7,000; same solidus later CHF 90,000
Maximus of Hispania
c. AD 409–411
Market confidenceSpecialist Only
Market orientationBarcino silver ~€1,200–€2,200; strong VF $5,500 hammer
Jovinus
AD 411–413
Market confidenceThin / Specialist
Market orientationLower siliqua ~€380–€800; premium Trier ~$4,750; elite solidus CHF 110,000
Sebastianus
AD 412–413
Market confidenceSpecialist Only
Market orientationArelate siliqua: major historical example $29,500 hammer
Priscus Attalus
AD 409–410 / 414–415
Market confidenceSpecialist Only
Market orientationRome siliqua CHF 7,500; Narbonne siliqua CHF 8,000; solidus CHF 110,000
Constantius III
AD 421
Market confidenceSpecialist Only
Market orientationSolidus exact comparables span $17,000 hammer to CHF 130,000 elite
Johannes
AD 423–425
Market confidenceLimited / Specialist
Market orientationBronze nummus median $228 BI; tremissis ~$4,500–$6,000 hammer
Valentinian III
AD 425–455
Market confidenceEstablished / Limited
Market orientationAE4 ~$45–$100 ordinary; certified solidus median $2,340 BI
Petronius Maximus
AD 455
Market confidenceSpecialist Only
Market orientationCertified solidi $26,400 BI and $32,400 BI; exceptional material higher
Avitus
AD 455–456
Market confidenceLimited / Specialist
Market orientationBronze low hundreds; tremissis CHF 7,000 raw / $13,200 certified BI
Majorian
AD 457–461
Market confidenceLimited / Specialist
Market orientationOfficial bronze $300–$460 certified; official tremissis £5,500
Libius Severus
AD 461–465
Market confidenceLimited / Specialist
Market orientationOfficial/Ricimer bronze ~$275–$350 hammer; tremissis €3,000–€3,400
Anthemius
AD 467–472
Market confidenceLimited / Established Specialist
Market orientationBronze several hundred; tremissis ~$3,000; certified solidi $6,600–$14,400 BI
Olybrius
AD 472
Market confidenceSpecialist Only
Market orientationMilan tremissis 4,100,000 NOK reported pre-premium result
Glycerius
AD 473–474
Market confidenceSpecialist Only
Market orientationTremissis CHF 50,000 raw / $55,000 certified; solidi €65,000 / €160,000
Julius Nepos
AD 474–475 / 480
Market confidenceSpecialist
Market orientationRavenna tremissis $22,500 hammer; Ravenna solidus $25,000 hammer
Romulus Augustulus
AD 475–476
Market confidenceSpecialist Only
Market orientationMilan tremissis $65,000 hammer / $66,000 certified; elite solidi six figures

Book III research cutoff: September 20, 2026. Raw retail, certified transactions, and auction results remain separate evidence classes.

Open Book III Overview Download Book III PDF

Book IV

Quick Price Reference

Book IV follows the same website hierarchy as the rest of the series: certified/slabbed evidence first, current fixed-price retail second, raw auction or market evidence third, then an availability or market note. The hub uses one representative market per chapter; the dedicated Book IV page and full PDF retain additional type-specific markets.

Augustus

Gaius & Lucius denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Choice VF~$702-$840
XF~$915
FIXED-PRICE RETAIL
Live VF ask ~$417
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Raw median ~$308; middle 50% ~$213-$341

Marcus Agrippa

Neptune as, RIC 58
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
VF~$317
XF~$439
AU~$1,952
FIXED-PRICE RETAIL
Active ordinary asks ~$159-$204
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Raw median ~$300; middle 50% ~$270-$660

Livia / Julia Augusta

Virtue dupondii, RIC 46/47
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
EvidenceNo stable grade ladder
FIXED-PRICE RETAIL
No dependable active sample locked
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Exact type and surfaces control; wide raw market

Gaius & Lucius Caesars

Horseback denarius, RIC 199
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
NGC VF~$671
FIXED-PRICE RETAIL
No dependable active listing locked
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Ordinary raw anchors ~$240-$674

Tiberius

Tribute Penny denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Choice XF~$1,098-$1,586
EvidenceAU/Choice AU ~$854-$2,806
FIXED-PRICE RETAIL
Active raw asks ~$590-$795
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Ordinary buyer-inclusive center around ~$540

Drusus the Younger

Portrait as, RIC 45
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
EvidenceNo dependable slab ladder
FIXED-PRICE RETAIL
Active Good Fine ask ~$380
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Buyer-inclusive anchors ~$168-$540

Germanicus

Posthumous as, RIC 106
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
EvidenceNo stable grade ladder
FIXED-PRICE RETAIL
Active asks ~$136 ordinary to ~$1,500 Fine Style
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Recent VF anchors about ~$204-$300

Agrippina the Elder

Portrait sestertius, RIC 102
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
NGC Choice VF~$1,342
FIXED-PRICE RETAIL
Active exact-type ask ~$795
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Near EF ~$1,715 buyer-inclusive

Caligula

Vesta as, RIC 38
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Fine~$480-$630
Choice AU~$2,040
FIXED-PRICE RETAIL
No dependable active ask locked
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Ordinary VF/problem anchors ~$330-$600

Claudius

Minerva as, RIC 100/116
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
NGC AU~$1,464
FIXED-PRICE RETAIL
Ordinary dealer asks generally low hundreds
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Recent VF/Good VF roughly ~$270-$390

Antonia

Portrait dupondius, RIC 92/104
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
EvidenceNo stable slab ladder
FIXED-PRICE RETAIL
Fine RIC 92 about ~$145
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Recent raw results from low hundreds upward

Agrippina the Younger

Claudius & Agrippina denarius, RIC 81
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
NGC VFabout ~$3,300
FIXED-PRICE RETAIL
No dependable active exact-type ladder
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Near VF $3,750 hammer; buyer-inclusive depends on channel

Britannicus

Mars sestertius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
EvidenceNo dependable grade ladder
FIXED-PRICE RETAIL
No active professional-dealer ask locked
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Good Fine $3,750 hammer; possible BI ~$4,594-$4,688

Nero

Salus denarius, RIC 60
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Fine~$780
AU~$2,160
FIXED-PRICE RETAIL
Active asks ~$389-$795
Current asking-price evidence; kept separate from auction and certified markets.
RAW AUCTION / MARKET EVIDENCE
Good Fine buyer-inclusive about ~$420-$570

Open the full Book IV market-card reference →

Book V

Quick Price Reference

Across the series, certified/slabbed evidence, current fixed-price retail, and raw auction results are kept separate. Editorial guide orientation is labeled separately and is never presented as auction transaction evidence; thin and specialist markets remain exact-comparable or unpriced when the evidence does not support a numeric channel value.

Galba

Rome denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Choice XF~$1,586
VF~$378
FIXED-PRICE RETAIL
Mid-hundreds to low four figures
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Rome denarius
~$350–450~$500–800~$1,000–1,500+

Otho

Mainstream denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
XF/Choice XF from low thousands to ~$8,500+; top AU higher
FIXED-PRICE RETAIL
Low thousands into roughly mid-$5,000s
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Mainstream denarius
~$500–900~$1,200–3,000~$4,000–9,000+

Vitellius

Rome denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Low hundreds through low thousands by grade
FIXED-PRICE RETAIL
Several hundred to low four figures
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Rome denarius
~$150–300~$400–900~$1,500–2,500+

Civil War & Anonymous

Broad anonymous denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Low thousands upward when rarity or attribution is involved
FIXED-PRICE RETAIL
Thin; exact mint and reverse required
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Broad anonymous denarius
~$1,500–2,500~$2,500–4,500~$6,000–10,000+

Vespasian

Ordinary Rome denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
AU and stronger examples can move materially above ordinary raw coins
FIXED-PRICE RETAIL
Broadest retail lane; ordinary raw examples in low hundreds
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Ordinary Rome denarius
~$75–150~$175–350~$500–900+

Titus

Augustus ordinary denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
XF/Choice XF can approach or exceed ~$1,000
FIXED-PRICE RETAIL
Mid-hundreds to low four figures
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Augustus ordinary denarius
~$250–400~$500–900~$1,000–1,500+

Domitian

Minerva denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Higher-grade slabs carry a premium within a broad repeatable market
FIXED-PRICE RETAIL
Broad market; ordinary examples generally low hundreds
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Minerva denarius
~$100–175~$200–350~$450–800+

Domitilla the Elder

MEMORIAE sestertius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
EF~$900
FIXED-PRICE RETAIL
Thin and highly specimen-sensitive
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
MEMORIAE sestertius
~$350–700~$800–1,400~$1,800–3,000+

Diva Domitilla

Portrait denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Scarce and attribution-sensitive
FIXED-PRICE RETAIL
Very thin; exact portrait/reverse required
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Portrait denarius
~$1,500–2,500~$3,500–5,500~$6,000–7,000+

Julia Titi

Lifetime portrait denarius
COLLECTOR PRICE GUIDE
CERTIFIED GRADE EVIDENCE
Fine~$312
XF~$1,342
FIXED-PRICE RETAIL
Thin to moderate; match portrait, reverse and surfaces
RAW AUCTION / MARKET SCHEDULE
ENTRYTYPICALCHOICE
Lifetime portrait denarius
~$200–400~$500–900~$1,200–1,800+
Questions collectors ask

Ancient Coin Value Guide FAQ

How much is an ancient Roman coin worth?
There is no single fixed price. Value depends on ruler, denomination, mint or series, grade, surfaces, rarity, provenance, certification, and current collector demand. This guide uses market ranges rather than one catalog number.
Are slabbed ancient coins worth more than raw coins?
Not automatically. Certified coins can command different prices because grade and attribution are standardized, but raw and certified coins are separate markets and should be compared like-for-like.
Why can dealer retail be higher than auction prices?
Auction prices reflect completed competitive bidding at a particular moment. Fixed-price retail reflects inventory available to purchase now, without waiting for an auction or risking losing the lot.
Does NGC grade affect ancient coin value?
Yes, but grade is only one variable. Strike, surfaces, style, rarity, mint, denomination, provenance and eye appeal can materially change the price even within the same adjectival grade.
How are the auction values calculated?
Headline auction figures use buyer-inclusive acquisition cost: the hammer price plus the mandatory buyer premium for that exact sale. A single blanket premium is not applied across auction houses.
How current is this guide?
All seven books (Books I–VII) are published. The first editions use dated September 2026 research snapshots, with certified/slabbed, current fixed-price retail, and auction evidence kept separate. These are historical market references, not live price quotes; future revisions may incorporate newer verified evidence.
Downloadable Research Editions

The Value Guide Series

The web guide remains the fastest reference. The full downloadable editions preserve the deeper ruler chapters, source trail, methodology, specialist-market notes and appendices.

Section 1 · Book I

The Crisis of the Third Century

AD 235–285. Ruler-by-ruler certified, fixed-price retail and buyer-inclusive auction research.

First Edition PDF · Published September 2026.

Section 2 · Book II

The Tetrarchy & Constantine the Great Dynasty

AD 284–363. Twenty-seven ruler and family chapters, with type-, status- and module-specific market treatment.

First Edition PDF · Published September 2026.

Section 3 · Book III

The End of the Western Roman Empire

AD 364–476. Twenty-seven ruler chapters from Valentinian I through Romulus Augustulus, with specialist-only treatment where the late western market becomes too thin for conventional ranges.

First Edition PDF · Published September 2026.

Section 4 · Book IV

The Julio-Claudian Dynasty

27 BC–AD 68. Fourteen chapters from Augustus through Nero, with family-member markets and type-specific pricing where ruler-wide averages would mislead.

First Edition PDF · Published September 2026.

Section 5 · Book V

The Year of the Four Emperors & the Flavian Dynasty

AD 68–96. Ten chapters covering Galba, Otho, Vitellius, Civil War issues, Vespasian, Titus, Domitian, Domitilla, Diva Domitilla portrait coinage, and Julia Titi.

First Edition · Published September 2026.

Section 6 · Book VI

The Nerva–Antonine Dynasty

AD 96–192. Sixteen ruler and family chapters from Nerva through Commodus, with Travel Series, conquest, consecration, military, bronze and gold markets separated where needed.

First Edition PDF · Published September 2026.

Section 7 · Book VII

The Severan Dynasty

AD 193–235. Twenty-one ruler and family chapters from Pertinax and the succession crisis of AD 193 through Severus Alexander, with ordinary silver, specialist dynastic types, bronze, and gold separated where needed.

First Edition · Published September 2026.

Market evidence is a dated research snapshot, not a guarantee of future value. Ancient coins remain specimen-specific, and authenticity, grade, strike, surfaces, rarity, provenance, venue and collector demand can materially affect price.

Source Use & Rights

Independent market research, with source boundaries

The Kinzer Ancient Coin Value Guide reports factual market observations and Kinzer Coins' own analysis. It does not claim ownership of third-party auction facts, dealer facts, catalog text, photographs, databases, trademarks, or grading systems.

Originating sources control.
Auction search services and marketplaces may help locate a record, but the originating auction house or dealer is preferred for verification. Third-party databases are not republished as Kinzer datasets.
No database reproduction.
The guide publishes selected factual observations, ranges, and commentary rather than copies of an auction archive, dealer marketplace, or search service. Future research should avoid systematic harvesting of marketplace or aggregator data.
Image rights stay with the source.
Illustrations are Kinzer-owned, public domain, or reused under the license or permission stated in the relevant volume. Crops and resizing are disclosed. A cropped CC BY-SA image remains subject to the same ShareAlike license as its source.
Names and marks identify sources only.
NGC, auction-house, dealer, marketplace, and other third-party names and marks belong to their respective owners. Their mention does not imply sponsorship, partnership, approval, or endorsement of Kinzer Coins or this guide.

This is a dated educational market reference, not a formal appraisal, insurance valuation, investment recommendation, or guarantee of future value. If a rights holder believes a credit, source attribution, or image-use statement is incorrect, Kinzer Coins will review and correct or replace it.