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

British Gold Guinea
Struck from 1663 to 1814 and named for the West African gold used in its earliest issues, the guinea was Britain's leading gold coin and gave its name to a unit of value still referenced today.
British
Brazil 960 Reis
Brazilian silver coin created by overstriking Spanish colonial 8 reales with new Portuguese royal dies, issued after the Portuguese royal court relocated to Brazil.
Latin American
Flowing Hair Wreath Cent
The replacement for the controversial Chain cent, struck for just a few months in 1793 with a simple wreath reverse instead of a chain.
United States
Korean Sangpyeong Tongbo Cash
The standard cash coin of Joseon-dynasty Korea, cast for over two centuries with a huge range of mint and workshop marks on the reverse.
Asian
Maine Centennial Half Dollar
A 1920 U.S. commemorative half dollar issued for the 100th anniversary of Maine's statehood, featuring the state's coat of arms.
Commemorative
Classic Head Large Cent
A short-lived early copper cent design with Liberty wearing a simple fillet, struck during the years surrounding the War of 1812.
United States
Chilean Peso Silver 'Condor'
Chile's standard silver peso coin, nicknamed the "condor" for the great Andean bird featured as a supporter on the national coat of arms depicted on the coin.
Latin American
Indo-Greek Silver Drachm (Menander)
A silver drachm of Menander I, the most famous Indo-Greek king, known for bilingual Greek and Kharoshthi legends and a portrait bust with helmet.
Ancient
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
Edward VII Ten Cents
Canada's silver ten-cent coin struck during the brief reign of King Edward VII, bridging the Victorian and Georgian eras of Canadian coinage design.
Canadian
Vermont Sesquicentennial Half Dollar
A 1927 U.S. commemorative half dollar marking the 150th anniversary of Vermont's independence, featuring Ira Allen and a catamount.
Commemorative
Pergamon Cistophoric Tetradrachm
A reduced-weight Hellenistic silver coin introduced by the Attalid kings of Pergamon, named for the sacred cista mystica chest depicted on the obverse and later adopted throughout Roman Asia.
Ancient
Bahraini Dinar
Modern decimal currency of Bahrain, introduced in 1965 to replace the Gulf Rupee, with the dinar divided into 1,000 fils.
Asian
George Noble
A short-lived English gold coin of 1526 depicting St. George slaying the dragon, among the rarest coins of Henry VIII's reign.
British
Fifty Pence
The UK's distinctive seven-sided 50p coin, introduced in 1969 to replace the ten shilling note ahead of decimalisation.
British
Australian Penny (1930)
Regarded as the key date of Australian pre-decimal coinage, the 1930 penny is famous for an exceptionally small mintage during the Great Depression.
Africa & Oceania
1971 Doubled Die Obverse Lincoln Cent
A doubled die obverse Lincoln cent from 1971 showing clear doubling in the date and lettering, one of several notable doubled die varieties struck during the early 1970s.
Errors & Varieties
American Platinum Eagle
The United States Mint's official platinum bullion coin, issued since 1997 in four sizes, featuring the Statue of Liberty and a changing eagle reverse.
Bullion
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
Somalian Silver Elephant (African Wildlife)
An annually redesigned silver bullion coin featuring an African elephant, issued in the name of Somalia but struck at a German state mint since 2004.
Africa & Oceania
Mexican Gold Libertad
Mexico's premier gold bullion coin, featuring the iconic Angel of Independence, produced without a fixed monetary denomination since 1981.
Bullion
Mexican Emperor Maximilian Peso
A silver peso struck during the brief reign of Emperor Maximilian I of Mexico, whose short-lived Second Mexican Empire ended with his execution in 1867.
Latin American
British Guinea
England's premier gold coin for over 150 years, named for the West African region that supplied much of its gold and eventually valued at 21 shillings.
British
Netherlands East Indies Gulden (Wilhelmina)
Dutch colonial silver gulden struck for the Netherlands East Indies bearing the portrait of Queen Wilhelmina, the standard coin of Dutch-ruled Indonesia.
Asian