Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Missouri Centennial Half Dollar
A 1921 U.S. silver commemorative half dollar marking 100 years of Missouri statehood, with a coonskin-capped frontiersman facing left and a frontier-scene reverse.
Classic CommemorativeTexas Centennial Half Dollar
A U.S. silver commemorative half dollar (1934–1938) marking a century of Texas independence, with a spread-winged eagle over a large star on the obverse.
Classic Commemorative2.5 Escudos
A copper-nickel 2.5 Escudos of the Portuguese Republic, showing a sailing caravel on the obverse and the national shield with the value 2$50.
ModernGroat of Henry VIII
A hand-struck Tudor silver groat (fourpence) of Henry VIII, showing the quartered royal arms within a circle and a long cross reverse.
HammeredEdward I Penny
Hammered silver penny of Edward I, showing a crowned facing bust on the obverse and a long voided cross with pellets in the quadrants on the reverse.
Medieval CoinsIrish Gun Money Shilling
A base-metal Irish emergency shilling struck for James II in 1689-1690, with his laureate bust and a crowned reverse dated by month, here October 1689.
Emergency CoinageChristopher Columbus Quincentenary Silver Dollar
A 1992 U.S. 90% silver commemorative dollar marking 500 years since Columbus's 1492 voyage, with a standing Columbus obverse and a sailing-ship reverse.
Modern CommemorativePennsylvania State Quarter
1999 U.S. 25-cent piece, second in the 50 State Quarters series, showing the Commonwealth statue, state outline, and a keystone for Pennsylvania.
QuarterPenny of Cynethryth
Anglo-Saxon silver penny of Cynethryth, queen of Mercia and wife of Offa, and the only Anglo-Saxon queen named on her own coinage.
Medieval CoinsIrish Groat of Henry VIII
A hand-hammered silver fourpence struck for Ireland under Henry VIII, famed for introducing the crowned harp to Irish coinage.
HammeredThebes Stater
Silver stater of Thebes with the Boeotian shield and a bearded head of Dionysos, struck as federal coinage of the Boeotian League, c. 395-338 BC.
AncientAlexander the Great Gold Quarter Stater
A small gold fraction of the Alexander the Great coinage, showing the head of Heracles and an eagle perched on a thunderbolt, the attributes of Zeus.
Ancient20 Soles de Oro
A Peruvian gold 20 soles de oro showing a seated Liberty with crown, torch and radiant sun, part of Peru's mid-20th-century gold coinage.
CirculationAntoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
AncientSierra Leone 20 Cents
A 1964 Sierra Leone 20 cents from the country's first decimal coinage, showing a portrait profile on one side and the national coat of arms with its lion on the other.
WorldFatimid Dinar of Imam Nizar
An 11th-century Fatimid gold dinar with concentric circular Kufic inscriptions naming the ruler and Shi'a invocations, a hallmark of Fatimid coinage.
Islamic (Medieval)George Washington 250th Anniversary Half Dollar
A 1982 U.S. silver half dollar honoring the 250th anniversary of George Washington's birth; it revived both the commemorative program and 90% silver coinage.
Modern Commemorative5 Yang
A late-Joseon Korean 5 Yang in bronze: a floral, chrysanthemum-and-taegeuk obverse paired with a coiled dragon and ornamental characters on the reverse.
Historic10 Sen
A small Meiji-era Japanese silver 10 Sen: a coiled dragon and characters on one face, a rayed sunburst framed by branches on the other.
CirculationGuangxu Yuanbao 20 Cents
A machine-struck Qing silver 20 cents of the Guangxu era, with a coiled dragon on one face and a yin-yang (taiji) symbol on the other.
Circulation1 Yen (Silver)
An early Meiji silver 1 Yen struck in Meiji 3 (1870), showing a coiled dragon with a radiant sun on one side and a wreathed imperial crest on the other.
CirculationGuangxu Yuanbao 7 Mace 2 Candareens
A silver Chinese dragon dollar of the Guangxu era, marked Guangxu Yuanbao and valued at 7 Mace 2 Candareens, with a coiled dragon on one face and Chinese legends on the other.
CirculationGuangxu Yuanbao Dollar
A crown-sized silver dragon dollar of Qing China inscribed 光緒元寶 (Guangxu Yuanbao), with a coiled dragon reverse and a provincial mint inscription; this piece dated 1905.
Circulation