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

Netherlands 10 Gulden Gold (Wilhelmina)
The gold 10 Gulden coin featuring Queen Wilhelmina was the Netherlands' standard gold circulation and reserve coin in the early 20th century, later restruck as a recognized gold bullion piece.
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
1950-D/S Washington Quarter Overmintmark
A famous mid-century mintmark error where a Denver quarter die was first punched with an S mintmark and then re-punched with a D, leaving traces of both letters visible.
Errors & Varieties
1964 Charlottetown-Quebec Silver Dollar
A commemorative Canadian silver dollar marking the centennial of the 1864 Charlottetown and Quebec Conferences that laid the groundwork for Canadian Confederation.
Canadian
Standing Liberty Quarter
An early 20th-century silver quarter featuring a striding figure of Liberty, prized for its artistic Type I 'bare breast' design and later modified Type II version.
United States
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
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
Argentine Argentino Gold (5 Pesos)
Argentina's principal 19th-century gold coin, worth 5 pesos oro and called an "Argentino," struck to Latin Monetary Union weight standards for use in international trade.
Latin American
Dutch Guilder (Gulden)
The guilder was the standard currency of the Netherlands for more than three centuries, struck in silver and later copper-nickel before being replaced by the euro in 2002.
European
Lewis and Clark Gold Dollar Commemorative
A commemorative gold dollar honoring explorers Meriwether Lewis and William Clark, struck in 1904 and 1905 for the Lewis and Clark Centennial Exposition in Portland, Oregon.
Commemorative
Celtic Gold Stater
Iron Age gold coins struck by Celtic tribes across Gaul and Britain, evolving from close imitations of Macedonian staters into strikingly abstract, stylized designs.
Ancient
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
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
Portuguese Escudo
Portugal's national currency unit from the 1911 decimal reform, following the fall of the monarchy, until the Euro replaced it in the early 2000s.
European
Uruguay Peso Silver 'Artigas'
A silver Uruguayan peso honoring national founding hero Jose Gervasio Artigas, struck in the early twentieth century as part of Uruguay's circulating coinage.
Latin American
Third Farthing
An extremely small denomination worth one-twelfth of a penny, struck mainly to serve the currency needs of the British colony of Malta across the nineteenth and early twentieth centuries.
British
Siamese Rama V Silver Baht
Western-style silver baht introduced under King Chulalongkorn (Rama V) of Siam, replacing centuries-old bullet money with modern flat coinage.
Asian
Chile Peso (Condor)
Chilean coinage featuring the Andean condor perched or in flight, first seen on 19th-century gold pesos and later on the everyday circulating peso coin.
Latin American
Ottoman Kurus (Piastre)
The standard Ottoman monetary unit for centuries, struck in silver or base metal bearing the sultan's tughra, later becoming a subunit of the Ottoman lira after 1844.
World
Carolingian Silver Denier (Charlemagne)
Standardized silver penny introduced under Charlemagne's monetary reform, forming the template for medieval European currency for centuries afterward.
European
Hungarian Ducat
A remarkably long-lived gold coin of the Kingdom of Hungary, showing St. Ladislaus and the Madonna and Child, prized for centuries as one of Europe's most trusted trade coins.
European
Swiss 5 Francs Silver
The Swiss 5 Francs was Switzerland's largest circulating silver coin for over a century, featuring the standing figure of Helvetia, and remains a favorite among collectors of European silver crowns.
European
Swiss Franc (Helvetia Seated)
Switzerland's classic 19th-century silver coinage depicting a seated figure of Helvetia, the female personification of the Swiss nation.
European
Austrian Gold Ducat
A traditional high-purity Austrian gold trade coin with centuries of history, still struck today by the Austrian Mint as an official restrike permanently dated 1915.
European