Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.

Byzantine Gold Semissis
A scarce half-value gold fraction of the Byzantine solidus, struck in smaller numbers than the tremissis and often associated with ceremonial or donative purposes.
Ancient
Sixpence
A small British silver coin worth half a shilling, affectionately nicknamed the 'tanner,' beloved for its traditional role tucked into Christmas puddings.
British
Virginia Halfpenny
An official royal copper coinage struck in London specifically for the Colony of Virginia, showing King George III, whose distribution was disrupted by the approaching American Revolution.
United States
Republican Quinarius
A half-denarius silver coin of the Roman Republic, often depicting the twin gods Castor and Pollux (the Dioscuri) riding on horseback.
Ancient
1921 Mercury Dime
A key date of the Mercury dime series, struck in unusually low numbers amid a post-World War I economic slowdown that reduced coinage demand nationwide.
United States
1913-S Barber Quarter
A famous low-mintage key date near the end of the Barber quarter series, prized by collectors despite its worn survivors due to its very small original production.
United States
1896-S Barber Quarter
One of the three classic key dates of the Barber quarter series, valued for its low original mintage and the difficulty of finding problem-free survivors.
United States
Wood's Hibernia Halfpenny
A British copper coinage patented by William Wood for Ireland, controversially rejected there but widely circulated instead in colonial America, where large surplus shipments ended up in everyday trade.
United States
Chilean 50 Pesos Gold
A mid-sized Chilean gold coin issued as part of the 1926 gold standard reform, sharing the condor design theme with its larger and smaller companion denominations.
Latin American
Mexican Libertad
Mexico's flagship bullion coin, featuring the Angel of Independence on the obverse and the national coat of arms on the reverse, prized for its classic design and high purity.
Bullion
Mercury Dime
Popular U.S. dime nicknamed for its winged Liberty head, mistaken by many for the Roman god Mercury, designed by Adolph A. Weinman and struck from 1916 to 1945.
United States
Angel
An English gold coin depicting the Archangel Michael slaying a dragon, introduced in 1465 and famously used as a ceremonial 'touch piece' in royal healing rituals.
British
1901-S Barber Quarter
The single rarest business-strike coin in the Barber quarter series, with an extremely small San Francisco mintage that makes even heavily worn examples valuable.
United States
Dutch Lion Daalder (Leeuwendaalder)
A silver trade coin of the Dutch Republic showing an armored knight and a rampant lion, exported in vast quantities to the Levant, Russia, and the American colonies.
European
Mexican Estados Unidos 1 Peso 'Morelos'
A mid-twentieth-century Mexican silver peso portraying independence hero José María Morelos, struck in fifty-percent silver for just a few years after World War II.
Latin American
Chinese Ban Liang Cash
China's first standardized round coin with a square center hole, introduced under Qin Shi Huang to unify currency across the newly consolidated Chinese empire.
Ancient
Mexican Silver Libertad
Mexico's widely collected silver bullion coin, sharing the Angel of Independence design with the Gold Libertad and issued in a range of weights since 1982.
Bullion
Mexican Gold Libertad
Mexico's premier gold bullion coin, featuring the iconic Angel of Independence, produced without a fixed monetary denomination since 1981.
Bullion
1916-D Mercury Dime
The key date of the Mercury Dime series, the 1916-D was struck at Denver in a very low quantity, making genuine examples scarce and highly sought after by collectors.
United States
1913 Barber Quarter
A lower-mintage date in the Barber Quarter series designed by Charles E. Barber, notable among collectors for the relatively small number struck at the Philadelphia Mint that year.
United States
Netherlands Lion Daalder (Leeuwendaalder)
A large silver trade coin of the Dutch provinces showing a knight and a rampant lion, widely circulated in colonial North America and the Ottoman world as the prototype 'lion dollar.'
European
Netherlands Rijksdaalder
A historic large silver crown-sized coin of the Low Countries, the rijksdaalder became a trusted trade coin across Europe for centuries and lent its name to the modern Dutch 2½-guilder piece.
European
Ceylon (Sri Lanka) EIC Rixdollar
A colonial currency unit continued by the British East India Company administration in Ceylon, inherited from earlier Dutch VOC rule and featuring an elephant design.
Asian
Spanish Colonial 8 Reales Ferdinand VII
A large silver 8 reales coin struck across Spain's American colonies bearing the portrait of King Ferdinand VII, widely circulated internationally and historically linked to the origin of the US dollar sign.
World