Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Ides of March Denarius (EID MAR)
A denarius struck by Brutus in 42 BC commemorating Julius Caesar's assassination, showing daggers and a liberty cap — one of the most famous and valuable ancient coins ever made.
Ancient
Double Sovereign
A British gold coin worth two pounds, twice the value of the standard sovereign, struck intermittently since the nineteenth century for commemorative and bullion purposes.
British
Portuguese 1000 Reis
A large silver crown of the Kingdom of Portugal, bearing the reigning monarch's portrait and national arms, serving as the country's principal high-value silver coin before the 1910 republic.
European
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
Venezuela Bolivar Silver (Bolívar Fuerte)
A large silver five-bolívares coin nicknamed the "fuerte" (strong) for its full weight and fineness, featuring a portrait of independence hero Simón Bolívar.
Latin American
Peru 8 Reales (Lima Mint)
The flagship silver dollar-size coin of colonial and early republican Peru, struck at the historic Lima mint from cob and pillar types through crowned-shield busts.
Latin American
French Ecu (Louis d'Argent)
France's principal large silver coin of the pre-revolutionary era, bearing the reigning king's portrait, used as the standard silver crown-sized coin for over a century before decimalization.
European
French 5 Francs "Napoleon"
A large silver crown-sized coin bearing the portrait of Napoleon Bonaparte, first as First Consul and later as Emperor, marking France's decimal franc system's early flagship silver denomination.
European
Swiss 5 Francs Shooting Thaler
A series of commemorative Swiss silver crowns struck to mark the national Federal Shooting Festival, celebrating Switzerland's civic militia tradition through distinctive cantonal designs.
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
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
Philippine Peso (US Administration, 1903)
Silver one-peso coin struck for the Philippines under early American colonial administration, part of a new US-designed coinage system introduced in 1903.
Asian
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
Double Florin
A large Victorian silver coin worth four shillings, struck for only four years; its close resemblance in size to the crown and half-crown caused everyday confusion and gave it a lasting nickname.
British
1960 Large Date over Small Date Lincoln Cent
A date-size variety of the 1960 Lincoln cent in which large and small date logotypes were both used during the year, with some pieces showing evidence of one date style impressed over the other.
Errors & Varieties
Fifty Pence
The UK's distinctive seven-sided 50p coin, introduced in 1969 to replace the ten shilling note ahead of decimalisation.
British
Panama Balboa Silver
Panama's dollar-sized silver crown, named for explorer Vasco Nunez de Balboa and pegged 1:1 to the US dollar throughout its history.
Latin American
Venetian Ducat
Gold coin first struck by the Republic of Venice in 1284, prized for its remarkably consistent weight and purity, which made it a dominant trade coin across medieval and Renaissance Europe.
European
Venetian Gold Ducat
First struck in 1284, the Venetian gold ducat became medieval Europe's most trusted trade coin, prized for centuries for its unwavering weight and purity.
European
US America the Beautiful Quarters
A successor to the State Quarters program honoring national parks and other national sites from every US state and territory, including a unique 5-ounce silver bullion companion series.
United States
Florentine Florin
Introduced in 1252, the gold florin of Florence became medieval Europe's leading trade coin, its lily emblem and fixed gold standard copied by dozens of other mints.
European
Brazilian 960 Reis Silver
A silver crown-sized coin struck in Brazil under Prince Regent João and later Pedro I, famous for often being overstruck directly on circulating Spanish colonial 8-reales pieces.
Latin American
2011 Gettysburg America the Beautiful Quarter
An America the Beautiful Quarters release honoring Gettysburg National Military Park in Pennsylvania, site of the pivotal 1863 Civil War battle.
United States
Caracalla Antoninianus
The first antoninianus coins, introduced by Caracalla in 215 AD as a debased double-denarius identified by the emperor's radiate crown.
Ancient