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

Three-Dollar Gold Piece
An unusual and short-lived gold denomination created partly to simplify buying sheets of three-cent postage stamps, now a favorite oddity among gold coin collectors.
United States
1937 Doubled Die Obverse Buffalo Nickel
A doubled die variety of the 1937 Buffalo nickel showing visible doubling in the obverse date and lettering, collected alongside other notable varieties from the final years of the Buffalo nickel series.
Errors & Varieties
1938-D/S Buffalo Nickel Overmintmark
The famous final-year Buffalo nickel variety showing a D mintmark punched over a leftover S, created when Denver reused a die originally prepared for San Francisco.
Errors & Varieties
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
Chinese Szechuan Rupee (Tibet-related)
Silver rupee struck by China's Szechuan provincial mint to compete with British Indian rupees circulating in Tibet, blending a Chinese ruler's portrait with an Indian-style coin format.
Asian
Kushan Gold Dinar of Kanishka
A gold dinar of the great Kushan emperor Kanishka I, famous for its rich mix of Greek, Iranian, Indian, and Buddhist deities depicted on the reverse.
Ancient
1858 Flying Eagle Cent
The final year of the short-lived Flying Eagle Cent, struck in Large Letters and Small Letters varieties before the Indian Head design replaced it in 1859.
United States
Kushan Gold Dinar
Gold coin of the Kushan Empire modeled on the Roman aureus standard, notable for depicting a rich blend of Greek, Iranian, Indian, and Buddhist deities on its reverse.
Ancient