Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
2012 London Olympics 50p Series
The Royal Mint issued 29 different circulating 50 pence coins in 2011, each honoring a different sport of the London 2012 Olympic and Paralympic Games, sparking a nationwide coin-collecting craze in Britain.
Commemorative
1921 Peace Dollar (High Relief)
The debut issue of the Peace dollar, struck in dramatic high relief that proved difficult to mint, commemorating peace after World War I.
United States
English Crown
A large English silver coin worth five shillings, first struck under Henry VIII, that became one of Britain's most artistically celebrated denominations before decimalization.
British
Quarter Guinea
A rarely issued small gold coin worth one-quarter of a guinea, struck only in 1718 under George I and again briefly in 1762 under George III.
British
Jefferson Nickel
Struck since 1938, the Jefferson Nickel pairs a portrait of Thomas Jefferson with his home, Monticello, and briefly switched to a silver alloy during World War II.
United States
Chinese Wu Zhu Cash
One of history's longest-running coin types, cast continuously for over seven centuries across multiple Chinese dynasties after its introduction under Emperor Wu of Han.
Ancient
Touchstone Sovereign (Fine Sovereign)
A large, high-value English gold coin struck in especially pure 'fine gold,' valued at thirty shillings and distinguished from the more common crown-gold Sovereign of the same era.
British
South African Mandela R5 Coin
South African circulating commemorative five-rand coin honoring Nelson Mandela, first issued for his 90th birthday in 2008 and again for his birth centenary in 2018.
Commemorative
German Bavaria Thaler
A large silver crown-sized coin issued by the Bavarian state, one of many German territorial thalers struck before German unification.
European
Mithradates VI Pontos Tetradrachm
A Hellenistic silver tetradrachm portraying Mithradates VI Eupator of Pontos, Rome's fiercest eastern rival, with his distinctive wind-swept diademed portrait and a grazing stag reverse.
Ancient
Groat (Fourpence)
A historic English silver coin worth four pence, first struck under Edward I in 1279 and periodically revived, later surviving mainly as a Maundy Money denomination.
British
1918/7-D Buffalo Nickel Overdate
A famous overdate error on the Buffalo Nickel where a leftover 1917 working die was hand-repunched with an 1918 date, leaving traces of the underlying 7 visible beneath the 8.
Errors & Varieties
Threepence
A small British coin worth three pence, issued first as a tiny silver piece and later as the distinctive 12-sided brass 'threepenny bit' beloved for its unusual shape.
British
German Saxony Ducat
A high-purity gold trade coin struck for centuries by the rulers of Saxony, one of the most important German states before national unification.
European
Shilling
One of Britain's oldest circulating silver denominations, nicknamed the 'bob,' equal to twelve pence and struck for over four centuries before decimalisation.
British
Ottoman Gold 500 Kurus (Abdulhamid II)
A substantial gold coin struck under Sultan Abdulhamid II, equal to five Ottoman lira, bearing his tughra and used both for circulation and as a store of wealth.
World
Aksumite Gold Coin of Ezana
Gold coin of King Ezana of Aksum, historically important as among the earliest coins in the world to bear a Christian cross, marking Ezana's conversion.
Ancient
Saxony Thaler
Saxony was one of the earliest and most prolific issuers of thalers, with the electorate and later kingdom producing large silver coins from the 16th century until German unification.
European
Italian 20 Lire Gold (Vittorio Emanuele)
The Kingdom of Italy's standard 20 lire gold coin, issued under kings including Vittorio Emanuele II, sharing the Latin Monetary Union's gold specifications with coins like the French Napoleon.
European
Saxon Speciestaler
Full-weight silver taler issued by the Electors and later Kings of Saxony, distinguished from lesser-value "current" talers used for everyday commerce.
European
Bavaria Thaler
The historic large silver coin of Bavaria, struck across centuries by its electors and kings, capturing the state's political and artistic history until Germany's currency unification in the 1870s.
European
Italian 100 Lire Gold
The largest gold denomination of the Kingdom of Italy's Latin Monetary Union coinage, struck under Vittorio Emanuele II and Umberto I in relatively limited numbers.
European
Egyptian Farouk 5 Piastres
Silver five-piastre coin of the Kingdom of Egypt struck during the reign of King Farouk, featuring his portrait or cipher alongside Arabic denomination legends.
Africa & Oceania
Italian 5 Lire
A large silver crown of the newly unified Kingdom of Italy, bearing the portrait of the reigning king and marking Italy's emergence as a single national currency after centuries of regional coinages.
European