Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
San Diego Pacific Exposition Half Dollar
A 1935-1936 U.S. commemorative half dollar sold at the California Pacific International Exposition in San Diego's Balboa Park.
Commemorative
Monroe Doctrine Centennial Half Dollar
A 1923 U.S. commemorative half dollar marking the 100th anniversary of the Monroe Doctrine, featuring an allegorical map of the Americas.
Commemorative
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
Liberty Cap Half Cent
The first design used on the U.S. half cent, struck from 1793 to 1797, showing Liberty wearing a soft cap on the obverse and a wreath on the reverse.
United States
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
2004-D Wisconsin State Quarter Extra Leaf
A famous 50 State Quarters error showing an extra corn leaf on the Wisconsin quarter's reverse, found in two forms known as Extra Leaf High and Extra Leaf Low.
Errors & Varieties
Panama Balboa Silver
Panama's dollar-sized silver crown, named for explorer Vasco Nunez de Balboa and pegged 1:1 to the US dollar throughout its history.
Latin American
Norwegian Speciedaler
Norway's principal silver coin from the establishment of its independent currency in 1816 until the krone reform of the 1870s.
European
George V Ten Cents
Canada's silver ten-cent coin struck throughout the long reign of King George V, spanning the First World War era through to the mid-1930s.
Canadian
1870 Victoria Twenty-Five Cents
The first twenty-five-cent coin struck for the newly formed Dominion of Canada, issued in 1870 to replace the earlier, often-confused 1858 twenty-cent piece.
Canadian
Ephesus Bee Tetradrachm
A silver coin from the Ionian city of Ephesus featuring a bee, sacred symbol of the great Temple of Artemis, paired with a stag on the reverse.
Ancient
Rhodes Rose and Helios Tetradrachm
A silver tetradrachm from the island of Rhodes, pairing a radiant frontal head of the sun god Helios with the island's punning emblem, a rose.
Ancient
Huguenot-Walloon Tercentenary Half Dollar
A 1924 U.S. commemorative half dollar honoring the 300th anniversary of Huguenot and Walloon settlement in New Netherland.
Commemorative
Elis Olympia Zeus Stater
A silver stater struck by the city-state of Elis, guardian of the sanctuary of Olympia, showing Zeus on the obverse and his sacred eagle on the reverse.
Ancient
2004 Texas State Quarter
A 2004 entry in the 50 State Quarters Program depicting an outline of Texas with a lone star, honoring the state's independent history as the Lone Star State.
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
Draped Bust Half Cent
An early U.S. copper coin depicting a draped bust of Liberty, struck for everyday small change in the first decade of the 19th century.
United States
Seated Liberty Dollar
A mid-19th century silver dollar depicting Liberty seated on a rock, the standard large silver dollar of the United States before the Trade dollar and Morgan dollar.
United States
George V Large Cent
Canada's final large-format bronze cent, struck 1911-1920 under King George V, including the controversial 1911 "Godless" issue.
Canadian
Valens Siliqua
A thin silver siliqua of Valens, eastern Roman emperor who died at the disastrous Battle of Adrianople against the Goths in 378 AD.
Ancient
Constantine CONSTANTINOPOLIS Commemorative
A small bronze commemorative celebrating the founding of Constantinople, showing Victory standing on a ship's prow on the reverse.
Ancient
Republican Quinarius
A half-denarius silver coin of the Roman Republic, often depicting the twin gods Castor and Pollux (the Dioscuri) riding on horseback.
Ancient
1877 Indian Head Cent
The premier key date of the Indian Head cent series, struck in unusually low numbers during a mid-1870s economic downturn.
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