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

1796 Draped Bust Quarter
The very first quarter dollar struck by the United States Mint, a one-year type coin with a tiny mintage that is treasured by collectors of early American silver.
United States
Spanish 8 Reales (Piece of Eight)
The legendary 'piece of eight,' Spain's silver dollar-sized coin that became the world's first truly global currency and the direct ancestor of the U.S. dollar.
World
Draped Bust Eagle
The formal catalog name for the first U.S. ten-dollar gold coin once it adopted a bold heraldic eagle reverse in 1797, the same coin popularly nicknamed the 'Turban Head' eagle.
United States
Peru 8 Reales (Lima Mint)
The flagship silver dollar-size coin of colonial and early republican Peru, struck at the historic Lima mint from cob and pillar types through crowned-shield busts.
Latin American
George V Fifty Cents
Canada's fifty-cent silver coin issued under King George V, spanning a reduction in silver fineness in 1920 and including the famously rare 1921 date.
Canadian
Coat of Arms Fifty Cents (Elizabeth II)
Canada's modern fifty-cent piece, showing the Canadian coat of arms on the reverse since 1959 under successive obverse portraits of Queen Elizabeth II and, later, King Charles III.
Canadian
1921 Fifty Cents (King of Canadian Coins)
Canada's most famous rarity, the 1921 fifty-cent piece survives in only a small number of known examples after most of its mintage was melted, earning it the nickname King of Canadian Coins.
Canadian
Twenty Pence
A seven-sided UK coin introduced in 1982 to fill a gap between the ten pence and fifty pence denominations.
British
2000-P Sacagawea/Washington Quarter Mule
An extraordinarily rare mint error pairing the golden Sacagawea dollar obverse with a Washington quarter reverse die, one of the most famous modern mule errors in U.S. coinage.
Errors & Varieties
1804 Draped Bust Eagle
The final date of the original ten-dollar gold eagle series before a 33-year production halt, later followed by a small number of 1834 diplomatic-gift restrikes made using a similarly dated die.
United States
Fifty Pence
The UK's distinctive seven-sided 50p coin, introduced in 1969 to replace the ten shilling note ahead of decimalisation.
British
Panama-Pacific $50 Gold (Round)
A massive round commemorative gold piece struck for the 1915 Panama-Pacific International Exposition, one of the rarest and most valuable U.S. commemorative coins ever issued.
Commemorative
British Queen's Beasts Silver Series
A ten-coin Royal Mint bullion series honoring the heraldic Queen's Beasts statues from Queen Elizabeth II's 1953 coronation, issued 2016-2021.
British
Persian Gold Toman (Qajar)
The principal gold coin of Qajar Persia, valued at ten silver kran, struck under a succession of shahs from the late 18th century until the dynasty's end in 1925.
Asian
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
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
Swedish Riksdaler
Sweden's traditional silver dollar denomination, used for roughly two centuries before being replaced by the krona in the 1870s currency reform.
European
Isabella Quarter
The only U.S. commemorative quarter dollar, struck for the 1893 World's Columbian Exposition and featuring Queen Isabella I of Spain, sponsor of Columbus's voyage.
Commemorative
German States Thaler
A large silver coin struck by the many independent states of the German-speaking world for over three centuries, and the direct linguistic ancestor of the word 'dollar.'
European
Barber Dime
A late-19th and early-20th century silver dime designed by Charles E. Barber, featuring a classical Liberty head, part of a matching set with the Barber quarter and half dollar.
United States
1849 Double Eagle
A unique pattern coin, the very first double eagle ever struck by the U.S. Mint, made to test the newly authorized twenty-dollar denomination; the sole surviving example is held by the Smithsonian.
United States
Danish Speciedaler
Denmark's large silver 'species dollar,' the principal high-value coin of the Danish monetary system before the krone replaced it in 1873–75.
European
Japanese Oban
A large, oval, hand-hammered gold plate coin of feudal Japan, used mainly as a gift, reward, or ceremonial item rather than everyday currency, among the largest gold coins ever issued.
Asian
Classic Head Half Eagle ($5)
A short-lived early American gold five-dollar coin created after the Coinage Act of 1834 reduced gold coin weight to keep coins in circulation rather than being melted.
United States