Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Gambia 20 Dalasis (Mungo Park Commemorative)
A 1994 silver 20 dalasis crown from The Gambia honoring Scottish explorer Mungo Park, shown with a sailing ship on the reverse.
WorldFrance 10 Cent Euro
France's gold-coloured 10 euro cent: the striding Sower for the French Republic on one side, a European map and the value 10 on the other.
CirculationNapoleon 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 CoinsGold Guinea
English gold coin of the Guinea denomination; the example shown bears the right-facing bust of Charles II with a crowned cruciform shield reverse dated 1668.
World CoinsRoman Sestertius (Uncertain Emperor)
A large Roman imperial sestertius in bronze or orichalcum, heavily patinated with a bearded emperor's portrait and a reverse too worn to identify.
AncientAncient Greek Didrachm
An ancient Greek silver didrachm worth two drachms, here with a bearded male head and a horse-and-rider reverse in the tradition of Magna Graecia.
AncientMedieval Silver Cut Farthing
A quarter of a medieval silver penny, physically cut along the reverse cross to make small change before round farthings became common.
British IslesMacao 100 Patacas Return to China Commemorative
A 1999 Macao 100 patacas commemorative marking the return to China: a Portuguese ship with a gold center on one side, the Macao coat of arms on the other.
CommemorativeTrinidad and Tobago 10 Cents
A copper-nickel 10-cent coin of Trinidad and Tobago: the national coat of arms on the obverse and the denomination on the reverse.
CirculationStanding Liberty Quarter Centennial Gold
A 2016 U.S. quarter-dollar struck in 1/4 oz of .9999 fine gold, reviving Hermon MacNeil's Standing Liberty design for its 100th anniversary.
Quarter500 Yen Japanese Immigration Commemorative
A 2008 Japanese 500 yen commemorative marking 100 years of Japanese immigration to Brazil, with two figures on one side and a ship on the other.
CommemorativeFrance 2 Euro Bleuet de France Commemorative
A French bi-metallic 2 euro commemorative showing the Bleuet de France cornflower, France's remembrance flower, paired with the shared European 2 euro side.
CommemorativeNajd Silver Coin
Silver trade coin catalogued to Najd, central Arabia, bearing a left-facing Victoria Queen bust and an 1862 date in the British India rupee style.
ArabiaMiliarensis of Constantius II
A late Roman silver miliarensis of Emperor Constantius II (AD 327–361), showing his diademed portrait and a standing reverse figure.
AncientGustav I Silver Coin
Early-Renaissance Swedish silver of Gustav I Vasa (r. 1523–1560), pairing a crowned armored royal bust with a crowned heraldic lion.
MedievalRoman Siliqua
Small late-Roman silver coin of the 4th century AD, with an emperor's portrait facing right and a standing robed figure on the reverse.
AncientVespasian Judaea Capta Denarius
Silver denarius of Emperor Vespasian (71–79 AD) with his laureate bust and a Judaea Capta reverse showing a mourning seated captive.
AncientSolidus of Justinian I
Byzantine gold solidus of Emperor Justinian I (527-565 AD), showing his crowned imperial bust with a seated figure on the reverse.
Ancient CoinsDenarius of Commodus
A silver denarius of the Roman emperor Commodus (180–192 AD), with his laureate bearded portrait and a standing deity or personification on the reverse.
Ancient20 Francs Napoleon
A small 21 mm French gold coin bearing Napoleon III's profile and a wreathed 20 FRANCS reverse — the classic gold Napoleon, here dated 1857.
BullionBrutus Aureus
The gold aureus of Marcus Junius Brutus, struck 42 BC, whose reverse celebrates Caesar's assassination with EID MAR, a cap of liberty, and two daggers.
AncientLiberty Head Half Eagle
United States $5 gold coin with a left-facing Liberty head ringed by stars and a spread-winged eagle reverse; the pictured piece is dated 1838.
United StatesDenarius of Septimius Severus
Silver denarius of the Roman emperor Septimius Severus (193–211 AD), showing his laureate head and a standing reverse figure.
AncientSestertius of Vespasian (Iudaea Capta)
Large Roman bronze sestertius of Vespasian (AD 70–71) marking the conquest of Judaea, with a palm tree and mourning captives on the reverse.
Ancient