Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Sesquicentennial of American Independence Quarter Eagle
A $2.50 gold commemorative issued for the 150th anniversary of American independence, showing a standing Liberty with the Declaration of Independence and Independence Hall.
Commemorative
Athenian Owl Dekadrachm
An extremely rare large-format silver coin of classical Athens, struck in only a handful of surviving examples and prized as one of the great rarities of ancient Greek numismatics.
Ancient
Australian Platinum Koala
Australia's platinum bullion coin from the Perth Mint, first struck in 1988 with a koala design that changes nearly every year.
Bullion
Roman Aureus of Augustus
A gold coin struck under Rome's first emperor, Augustus, marking the establishment of a stable imperial gold coinage that funded and symbolized the new Roman Empire.
Ancient
Susan B. Anthony Dollar
A small-size dollar coin honoring women's suffrage leader Susan B. Anthony, notable as the first U.S. coin to depict a specific historical American woman.
United States
Diocletian Follis
Large bronze follis of Diocletian, whose sweeping reforms ended the Crisis of the Third Century, established the Tetrarchy, and introduced this new standardized coin denomination in 294 AD.
Ancient
Vietnamese Tu Duc Thong Bao (cash coin)
A cast bronze or zinc cash coin issued under Emperor Tự Đức of Vietnam's Nguyễn Dynasty, round with a square center hole in the traditional East Asian style.
Asian
Cuba Peso 'Star' Silver (ABC Peso)
A silver dollar-sized Cuban peso featuring a prominent five-pointed star, popularly nicknamed the 'ABC Peso' and widely used interchangeably with the US silver dollar in the 1930s.
Latin American
Abdera Griffin Tetradrachm
Silver tetradrachm of the Thracian city of Abdera, featuring the mythical griffin inherited from its mother-city Teos, with magistrates' names on the reverse.
Ancient
Australian Koala (Perth Mint)
A bullion coin series from Australia's Perth Mint featuring a different koala design nearly every year, prized by collectors for its changing artwork and high purity.
Bullion
Philip the Arab Antoninianus
Radiate coin of Philip the Arab, notable for celebrating Rome's 1,000th anniversary in 248 AD with a memorable series of animal-themed 'Saecular Games' reverse types.
Ancient
1979 Susan B. Anthony Dollar
The first year of the Susan B. Anthony dollar, the first U.S. circulating coin to depict a real, named woman, notable for the scarce 1979-P wide-rim (Near Date) variety.
United States
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
Gothic Crown
An ornate Victorian silver crown featuring a young Queen Victoria in Gothic-script lettering, widely admired as one of the most artistically accomplished coins in British history.
British
Constantine CONSTANTINOPOLIS Commemorative
A small bronze commemorative celebrating the founding of Constantinople, showing Victory standing on a ship's prow on the reverse.
Ancient
Syracuse Arethusa Tetradrachm
A classic silver tetradrachm from ancient Syracuse depicting the nymph Arethusa surrounded by dolphins, one of the most admired coin types of the Greek world.
Ancient
1996-W Roosevelt Dime
A special anniversary-issue dime struck at West Point and included only in 1996 Uncirculated Mint Sets, never released for general circulation.
United States
Uruguay Peso Silver 'Artigas'
A silver Uruguayan peso honoring national founding hero Jose Gervasio Artigas, struck in the early twentieth century as part of Uruguay's circulating coinage.
Latin American
1892 Barber Quarter
The first-year issue of the Barber quarter series, introducing Charles Barber's new Liberty Head design after the retirement of the earlier Seated Liberty quarter.
United States
Egyptian Qirsh (Muhammad Ali Era)
Silver-billon piastre struck in Egypt under Muhammad Ali Pasha in the name of the Ottoman Sultan, reflecting Egypt's growing autonomy within the empire.
Africa & Oceania
Arkansas Centennial Half Dollar
A commemorative half dollar marking Arkansas's 100th anniversary of statehood, pairing a Native American profile with an idealized Liberty figure on the obverse.
Commemorative
1873 Open 3 vs Closed 3 Indian Head Cent
Two distinct date logotype varieties of the 1873 Indian Head cent, distinguished by whether the top loop of the final 3 in the date is nearly closed or clearly open.
Errors & Varieties
Alabama Centennial Half Dollar
A 1921 U.S. commemorative half dollar for Alabama's statehood centennial, notable for depicting a living person and a scarcer '2X2' variety.
Commemorative
Mark Antony Legionary Denarius
A widely produced denarius struck by Mark Antony to pay his legions before the Battle of Actium, each type naming a specific Roman legion on the reverse.
Ancient