Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Penny of William IV
A large copper penny of King William IV, struck in the 1830s, with the king's right-facing head and the Latin legend GULIELMUS IIII D:G.
MilledFrench Silver Franc
A small Third Republic silver 1-franc coin with an allegorical Marianne head and a REPUBLIQUE FRANCAISE reverse; the pictured piece is dated 1899.
WorldAntigonos II Gonatas Tetradrachm
Silver tetradrachm of the Macedonian king Antigonos II Gonatas, c. 275-270 BC, with a bearded royal head and a seated Nike holding a wreath.
AncientSestertius of Commodus
A large Roman bronze sestertius of Emperor Commodus (180–192 AD), his laureate bearded head on one side and a standing figure on the other.
AncientGlycon Bronze Coin
Roman provincial bronze of the 2nd century AD showing the snake-god Glycon: a bearded serpent head on one side and a coiled snake on the other.
AncientDenarius of Cordius
Roman Republican silver denarius struck by the moneyer Manius Cordius Rufus, with a right-facing head on the obverse and a standing figure and CORDIVS legend on the reverse.
AncientBritish Brass Threepence
Chunky twelve-sided nickel-brass threepence of George VI, showing his head and a thrift plant reverse; the example shown is dated 1942.
British IslesAnglo-Saxon Styca
A tiny base-metal coin of the Anglo-Saxon kingdom of Northumbria, struck in the 8th-9th century with a head and inscription on one side and a cross on the other.
Medieval CoinsDenarius of Augustus
Silver denarius of Augustus (c. 19-18 BC) with his bare head and a comet-star of the deified Julius Caesar, inscribed DIVVS IVLIVS.
Ancient CoinsCapped Bust Quarter Eagle
A one-year U.S. gold $2.50 piece struck only in 1808, with John Reich's capped Liberty obverse and a heraldic eagle reverse. A classic rarity.
Quarter EagleFlowing Hair Stella
An 1879 U.S. $4 gold pattern coin with a flowing-hair Liberty obverse and a large-star "ONE STELLA" reverse; famous rarity, never circulated.
StellaSyracuse Dekadrachm
Large silver dekadrachm of Syracuse, c. 405-380 BC, showing a racing quadriga crowned by Victory and a head of the nymph Arethusa with flowing hair.
AncientAntoninianus of Carus
Late-Roman bronze radiate of the emperor Carus (282-283 AD), showing his bearded, spiky-crowned head and a standing personification on the reverse.
AncientAntiochos Hierax Tetradrachm
Silver tetradrachm of the Seleucid prince Antiochos Hierax, c. 242-227 BC, with a diademed royal head and a reverse figure bearing shield and spear.
AncientCorinthian Drachm
A silver drachm of ancient Corinth pairing a helmeted head of Athena with the city's emblem, the winged horse Pegasus, struck in the mid-4th century BC.
AncientTetradrachm of Ptolemy XII
Silver tetradrachm struck under Ptolemy XII of Egypt, father of Cleopatra VII, bearing a diademed royal Ptolemaic head and the dynasty's eagle-on-thunderbolt reverse.
AncientTetradrachm of Antiochos I Soter
A large Seleucid-era silver coin of Antiochos I Soter, showing a helmeted bearded royal head and a standing elephant, a symbol of eastern military power.
AncientGallic Imitation Stater
A gold stater struck by the tribes of Gaul, whose stylized head and single horse descend from Greek Macedonian prototypes reworked into abstract Celtic art.
AncientQuincunx of Capua
Bronze quincunx (5 unciae) struck by Capua in Campania in the 3rd century BC, pairing a diademed female head with a lion or griffin and five value pellets.
AncientQuincunx of Luceria
A cast bronze quincunx of Luceria in Apulia (3rd century BC), showing a female head and a five-point floral or star device marking five unciae.
AncientNapoleon III 20 Francs
French gold 20 francs of Emperor Napoleon III, showing his bare head facing right and a wreathed value on the reverse; example dated 1857.
World CoinsFrench West Africa 1 Franc
A lightweight aluminum 1 Franc dated 1948 for French West Africa, with an allegorical female head on the obverse and the value framed by AFRIQUE-OCCIDENTALE FRANCAISE on the reverse.
WorldFrench Indochina Piastre
A 1928 silver piastre of French Indochina, its obverse showing seated Liberty with torch and laurel, its reverse reading UNION INDOCHINE FRANÇAISE in a floral wreath.
Southeast AsiaNemausus As/Dupondius (Crocodile Type)
The famous crocodile of Nimes: a large Roman provincial bronze with paired heads of Agrippa and Augustus and a crocodile chained to a palm.
Ancient