Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Denarius of Faustina the Elder
A silver Roman denarius honoring Faustina the Elder, wife of Antoninus Pius, with her draped bust and a seated Fortuna reverse, struck c. 141–161 AD.
Ancient
Bridgeport Centennial Half Dollar
A 1936 U.S. silver commemorative half dollar for Bridgeport, Connecticut's centennial, with a P.T. Barnum portrait and a bold Art Deco eagle.
Classic Commemorative
Daniel Boone Bicentennial Half Dollar
A 90% silver U.S. classic commemorative struck 1934–1938 for Daniel Boone's bicentennial, showing his portrait and a frontier scene with Chief Black Fish.
Classic Commemorative
Eisenhower Dollar Bicentennial
U.S. one-dollar coin for the 1976 Bicentennial, with Eisenhower's profile and a special Liberty Bell superimposed on the Moon reverse.
Dollar
Denarius of Didius Julianus
A silver denarius of Didius Julianus, the short-lived emperor of 193 AD, bearing his laureate portrait and an imperial standing reverse.
Ancient
British Decimal Half Penny
The smallest UK decimal coin, a tiny bronze half-penny introduced with decimalisation in 1971, bearing a crown reverse and the Machin portrait of Elizabeth II.
British Isles
Saint-Gaudens Double Eagle
United States $20 gold coin (1907–1933) designed by Augustus Saint-Gaudens, showing a striding Liberty with torch and olive branch before a radiant sun.
Gold Type Coin
Columbian Exposition Half Dollar
The first U.S. commemorative half dollar, issued for the 1893 World's Columbian Exposition with Christopher Columbus on the obverse and his three ships on the reverse.
Classic Commemorative
Oregon Trail Memorial Half Dollar
A U.S. silver commemorative half dollar first issued in 1926, famed for its westbound covered wagon and standing Native American designs.
Classic Commemorative
Lewis and Clark Exposition Dollar
A small U.S. gold dollar for the 1905 Portland exposition — unusual for carrying an explorer portrait on each side, Meriwether Lewis and William Clark.
Classic Commemorative
Denarius of Septimius Severus
Silver denarius of the Roman emperor Septimius Severus (193–211 AD), showing his laureate head and a standing reverse figure.
Ancient
Dirham of Qirwash ibn al-Muqallad
Silver dirham struck under the Uqaylid amir Qirwash ibn al-Muqallad of Mosul, dated 393 AH (1003 CE), with three-line Arabic legends.
Medieval Islamic
Denarius of Tiberius (Tribute Penny)
Silver denarius of Emperor Tiberius (14–37 AD), obverse his laureate head, reverse a seated female figure — the famous "Tribute Penny" of the Gospels.
Ancient
U.S. Capitol Bicentennial Silver Dollar
A 1994 U.S. Mint silver commemorative dollar honoring 200 years of the United States Capitol, featuring the Capitol dome and a heraldic eagle.
Modern Commemorative
Silver Dirham of Sultan Qalawun
A hand-struck Mamluk silver dirham of Sultan Qalawun of Egypt, covered on both faces with Arabic calligraphy and struck AD 1279–1290.
Islamic
Native American Dollar - Peratrovich
The 2020 U.S. golden dollar in the Native American series, honoring Tlingit civil rights leader Elizabeth Peratrovich and the 1945 Alaska Anti-Discrimination Law.
Dollar
San Francisco-Oakland Bay Bridge Half Dollar
A 1936 U.S. silver commemorative half dollar celebrating the opening of the San Francisco-Oakland Bay Bridge, with a bridge span and a California grizzly bear.
Classic Commemorative
Booker T. Washington Memorial Half Dollar
A U.S. silver commemorative half dollar (1946–1951) honoring educator Booker T. Washington, the first African American portrayed on a U.S. coin.
Classic Commemorative
Yellowstone National Park Silver Dollar
A 1999 U.S. 90% silver commemorative dollar honoring Yellowstone National Park, with Old Faithful erupting on the obverse and an American bison on the reverse.
Modern Commemorative
Arkansas Centennial Half Dollar (Robinson)
A 1936 U.S. silver commemorative half dollar pairing a portrait of Senator Joseph T. Robinson with the Arkansas Centennial eagle; a scarce one-year Philadelphia issue.
Classic Commemorative
World War II 50th Anniversary Silver Dollar
A 1993 U.S. 90% silver dollar in the World War II 50th Anniversary program, showing a D-Day infantryman and a heraldic eagle with an Eisenhower quote.
Modern Commemorative
Gambia 20 Dalasis (Mungo Park Commemorative)
A 1994 silver 20 dalasis crown from The Gambia honoring Scottish explorer Mungo Park, shown with a sailing ship on the reverse.
World
Transylvanian Ducat of Catherine of Brandenburg
Gold ducat dated 1630 of Catherine of Brandenburg, ruling Princess of Transylvania, with her portrait and a double-headed eagle and shield reverse.
Medieval
Roman Republican Denarius (Unidentified)
A silver Roman Republican denarius of about 115-114 BC: helmeted Roma on the obverse, Victory driving a two-horse chariot on the reverse.
Ancient