Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Indian Head Gold Quarter Eagle ($2.50)
A small early 20th-century $2.50 gold coin notable for its incuse design and Native American war bonnet portrait, designed by sculptor Bela Lyon Pratt.
United States
Aksumite Gold Coin of Ezana
Gold coin of King Ezana of Aksum, historically important as among the earliest coins in the world to bear a Christian cross, marking Ezana's conversion.
Ancient
Brazilian 2000 Reis Silver
The largest common silver coin of the Brazilian Empire, bearing the portrait of Emperor Pedro II across several design types spanning his long reign.
Latin American
Two-Cent Piece
A short-lived Civil War-era coin notable as the first U.S. coin to bear the motto 'IN GOD WE TRUST,' issued to help ease a wartime coin shortage.
United States
Double Sovereign
A British gold coin worth two pounds, twice the value of the standard sovereign, struck intermittently since the nineteenth century for commemorative and bullion purposes.
British
Canadian Toonie
Canada's bimetallic two dollar coin, introduced in 1996 with a polar bear reverse, whose nickname blends "two" with "loonie."
Canadian
1804 Draped Bust Silver Dollar
Extraordinarily rare U.S. dollar known as "The King of American Coins," actually struck decades after its 1804 date for diplomatic gift sets and later collectors, with only 15 known examples.
United States
New Zealand Half Crown (pre-decimal)
The largest denomination in New Zealand's regular pre-decimal coin series, featuring the national coat of arms, circulated from 1933 until decimalization in 1967.
Africa & Oceania
Half Farthing
A tiny copper coin worth one-eighth of a penny, struck mainly for use in colonial Ceylon during the reigns of George IV, William IV, and Victoria.
British
Half Groat
A small hammered silver coin worth half the value of the groat, or two pence, struck across three centuries of English coinage from the reign of Edward III through the Stuart era.
British
Gordian III Antoninianus
Radiate silver coin of Gordian III, who became sole emperor at about thirteen years old and reigned through Rome's costly war with Sassanid Persia.
Ancient
Napoleon 20 Franc Gold Coin
A historic French gold coin first struck under Napoleon Bonaparte in 1803, later issued under successive French governments and long used as a benchmark gold coin across Europe.
European
1967 Centennial Gold $20 Coin
A gold $20 coin struck to mark the 100th anniversary of Canadian Confederation in 1967, sold mainly to collectors as part of the country's centennial commemorative coinage.
Commemorative
Netherlands Rijksdaalder Gulden
The 2.5 guilder coin of the Kingdom of the Netherlands, carrying forward the historic rijksdaalder name through the monarchy era until the euro's adoption.
European
Ottoman 20 Kurus
Ottoman silver coin denominated in kuruş, bearing the sultan's ornate calligraphic tughra rather than a portrait, in keeping with Islamic artistic tradition.
World
Two Pound Gold (Double Sovereign)
A gold coin worth two pounds sterling and roughly twice the weight of a sovereign, struck mainly for jubilees, coronations, and modern proof or bullion sets rather than daily circulation.
British
French 2 Francs (Silver)
A workhorse French silver denomination struck across the Napoleonic, Restoration, and Republican eras, later famous for the Semeuse (Sower) design.
European
1804 Draped Bust Dollar
One of the most famous rarities in American numismatics, a silver dollar dated 1804 but actually struck decades later, with only 15 known examples.
United States
Danish 2 Rigsdaler
A large silver crown of the Kingdom of Denmark, double the standard rigsdaler denomination, often struck to commemorate specific royal events before Denmark adopted the krone in 1873.
European
Brazilian 20000 Reis Gold
The highest-value gold coin of the Empire of Brazil, struck intermittently under Emperor Pedro II to support the country's monetary reserves and international trade.
Latin American
Chilean 20 Pesos Gold
The smallest of Chile's regular gold coin denominations, issued both in an earlier 19th-century gold peso series and later as part of the 1926 condor-themed gold reform.
Latin American
2000 Sydney Olympics Coin Series
The Royal Australian Mint issued one of the largest circulating commemorative coin programs ever produced for a single Olympics, featuring numerous $5 designs alongside premium silver and gold proof coins for the Sydney 2000 Games.
Commemorative
French 20 Franc Rooster
A French Third Republic gold coin replacing royal and imperial portraits with republican symbolism: Marianne on the obverse and a standing Gallic rooster on the reverse.
European
1893-S Morgan Dollar
The undisputed key date of the Morgan dollar series, struck at San Francisco with the lowest mintage of any regular-issue Morgan, roughly 100,000 coins.
United States