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

1955 Doubled Die Lincoln Cent
A famous doubled die error showing strong, plainly visible doubling on the date and lettering of the obverse, among the most recognizable die varieties in U.S. coinage.
Errors & Varieties
Britannia (Silver Bullion)
The Royal Mint's modern one-ounce silver bullion coin, featuring the classical figure of Britannia, popular with investors and design collectors worldwide.
Bullion
Ottoman Silver Akce
A tiny silver coin that served as the basic everyday currency unit of the Ottoman Empire for centuries, gradually shrinking in size and silver content as inflation took hold.
World
Ottoman Gold Sultani
The principal gold trade coin of the early Ottoman Empire, struck to match the weight and fineness of the Venetian ducat so it could compete in Mediterranean commerce.
World
Fatimid Gold Dinar
A high-purity gold coin of the Ismaili Shia Fatimid Caliphate, historically prized for its consistent fineness and widely trusted in medieval Mediterranean trade.
World
1951 Nickel Commemorative Five Cents
A special Canadian five-cent coin marking the 200th anniversary of the isolation of the element nickel, struck in the metal itself to honor Canada's role as a leading nickel producer.
Commemorative
Victorian Silver Five Cents
The small sterling silver five-cent coin struck under Queen Victoria for the Province of Canada and later the Dominion of Canada, issued intermittently from 1858 to 1901.
Canadian
Tiberius Tribute Penny Denarius
The famous silver denarius of Emperor Tiberius traditionally identified as the biblical 'Tribute Penny' from the New Testament's 'Render unto Caesar' episode.
Ancient
Classic Head Half Eagle ($5)
A short-lived early American gold five-dollar coin created after the Coinage Act of 1834 reduced gold coin weight to keep coins in circulation rather than being melted.
United States
1796 Half Cent
One of the great rarities of American copper coinage, the 1796 half cent was struck in the Liberty Cap design in a very limited quantity, with 'With Pole' and rarer 'No Pole' varieties known.
United States
1931-S Lincoln Wheat Cent
A Great Depression-era key date with a comparatively low mintage from the San Francisco Mint, long recognized as one of the more important dates in the Lincoln Wheat cent series.
United States
Matte Proof Lincoln Cent
A special proof finish used on Lincoln cents from 1909 to 1916, featuring a fine, sandy, non-reflective surface instead of the mirror-like brilliance of earlier proof coins.
United States
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
British Gold Britannia
The United Kingdom's flagship gold bullion coin, issued by the Royal Mint since 1987, featuring the classical figure of Britannia and enjoying capital gains tax exemption for UK residents as legal tender.
Bullion
Chinese Kirin Province Dragon Dollar
A late Qing dynasty silver dollar from China's northeastern Kirin province, widely admired by collectors for the unusually artistic and finely detailed dragon design on several of its issues.
Asian
Swedish Krona
The krona has been Sweden's national currency since 1873, originally struck in silver as part of the Scandinavian Monetary Union and today issued in base metals bearing the reigning monarch's portrait.
European
South African Republic Burgers Pond
The first coin struck for an independent South African state, issued in 1874 under President Thomas Burgers of the Transvaal, famous for its 'coarse beard' and 'fine beard' portrait varieties.
Africa & Oceania
South African ZAR Kruger Pond
Gold pound-equivalent coin of the old South African Republic (Transvaal) under President Paul Kruger, notable for its wagon reverse and the rare 'single shaft' variety.
Africa & Oceania
New Zealand Waitangi Crown (1935)
Rare 1935 New Zealand silver crown depicting the meeting between Governor Hobson and Maori chiefs, one of the most valuable coins in British Commonwealth crown collecting.
Africa & Oceania
Somalia Elephant Silver Coin
A popular annually-redesigned bullion coin issued in the name of Somalia depicting an African elephant, part of a broader African Wildlife series struck by a German mint.
Africa & Oceania
Kwangtung Province Dragon Dollar
One of the earliest Chinese machine-struck silver dollars, issued by Kwangtung Province and featuring a coiled dragon reverse that became the template for Chinese provincial dollar coinage.
Asian
Guatemala 8 Reales
A silver piece of eight struck at the Guatemala City mint, first under Spanish colonial rule and later continued through the Central American Federation and independent Guatemala.
Latin American
Tibetan Silver Tangka
The traditional silver coin denomination of Tibet, issued in many distinct types over roughly three centuries, from early Nepalese-struck coinage to native Tibetan and Sino-Tibetan issues.
Asian
Japanese Meiji Gold 20 Yen
The largest and highest-denomination gold coin of Meiji-era Japan, featuring an imperial dragon design, struck to underpin Japan's modern gold-backed currency system.
Asian