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

Dutch Ducat
A small, nearly pure gold coin showing an armored knight, minted for centuries by the Dutch provinces and later the Kingdom of the Netherlands as a trusted international trade coin.
European
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
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
Eukratides I Gold Stater (Baktria)
A gold stater of Eukratides I, the powerful Greco-Bactrian king best known for issuing the largest gold coin surviving from antiquity, depicting the divine twins Dioskouroi on horseback.
Ancient
English Crown
A large English silver coin worth five shillings, first struck under Henry VIII, that became one of Britain's most artistically celebrated denominations before decimalization.
British
Virginia Halfpenny
An official royal copper coinage struck in London specifically for the Colony of Virginia, showing King George III, whose distribution was disrupted by the approaching American Revolution.
United States
1871-CC Seated Liberty Dime
One of the first dimes struck at the newly opened Carson City Mint, produced in very limited numbers and highly prized by collectors of CC-mint coinage.
United States
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
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
Kroisos (Croeseid) Gold Stater of Lydia
A pure gold stater struck under King Croesus of Lydia, part of history's first coinage issued in separate fixed-purity gold and silver denominations.
Ancient
Flowing Hair Chain Cent
The first cent struck for circulation by the United States Mint, showing Liberty with flowing hair and a controversial 15-link chain on the reverse.
United States
1796 Draped Bust Dime
The very first dime struck by the United States Mint, featuring the Draped Bust design with a small eagle reverse and no stated denomination.
United States
1970-S Washington Quarter Proof on 1941 Canadian Quarter
One of the most famous US mint errors: a 1970-S proof Washington quarter accidentally struck over a leftover silver 1941 Canadian quarter planchet at the San Francisco Mint.
Errors & Varieties
1937-D Three-Legged Buffalo Nickel
One of the most famous U.S. mint errors, this Denver-struck Buffalo Nickel variety shows the bison missing its front leg after a Mint worker over-polished a damaged die.
Errors & Varieties
1794 Flowing Hair Half Dime
One of the very first silver coins struck for circulation by the United States Mint, bearing the Flowing Hair Liberty design and a small eagle reverse.
United States
1794 Flowing Hair Half Dollar
The first half dollar ever struck by the United States Mint, produced in tiny numbers and ranking among the most desirable early American silver coins.
United States
Prussian Vereinsthaler
A standardized silver thaler struck by the Kingdom of Prussia under the 1857 Vienna Monetary Treaty, unifying weight and fineness across many German and Austrian states before German unification.
European
1795 Liberty Cap Large Cent
An early United States large cent from 1795 featuring the Liberty Cap design, struck as America's young Mint worked out production and metal-supply challenges.
United States
Liberty Head Eagle ($10)
A long-running 19th-century gold coin featuring Christian Gobrecht's Coronet Head design, minted at numerous branch mints across the expanding United States.
United States
Immune Columbia Copper
An extremely rare Confederation-era copper carrying the Latin legend 'IMMUNIS COLUMBIA,' known for numerous unusual die combinations and mules with other early American and British designs.
United States
1921 Peace Dollar (High Relief)
The debut issue of the Peace dollar, struck in dramatic high relief that proved difficult to mint, commemorating peace after World War I.
United States
1969-S Doubled Die Lincoln Cent
A rare and valuable San Francisco Mint doubled die error from 1969, showing strong hub doubling on the obverse date and lettering.
Errors & Varieties
Flowing Hair Dollar
The first silver dollar struck by the United States Mint, issued in 1794-1795 with a flowing-haired Liberty and small eagle reverse; the 1794 date is among the rarest and most valuable U.S. coins.
United States
1794 Flowing Hair Cent
An early United States large copper cent from the first years of the Mint, associated with the Flowing Hair Liberty portrait used on the nation's earliest coinage.
United States