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

1999 Pennsylvania State Quarter
The second release in the U.S. Mint's 50 State Quarters Program, honoring Pennsylvania with a design featuring the state's outline, a keystone, and the Commonwealth statue.
Commemorative
1951 Nickel Commemorative Five Cents
A special Canadian five-cent coin marking the 200th anniversary of the isolation of the element nickel, struck in the metal itself to honor Canada's role as a leading nickel producer.
Commemorative
French 10 Francs Gold (Napoleon Rooster)
A small French gold coin from the Third Republic featuring the Gallic rooster reverse, a smaller companion to the famous 20 francs 'Coq' gold piece.
European
1943/2-P Jefferson Nickel Overdate
A wartime Jefferson nickel overdate variety in which traces of an underlying 2 can be seen beneath the 3 in the date, created when a working die was re-hubbed with a different year's date.
Errors & Varieties
1937-D Three-Legged Buffalo Nickel
One of the most famous U.S. mint errors, this Denver-struck Buffalo Nickel variety shows the bison missing its front leg after a Mint worker over-polished a damaged die.
Errors & Varieties
War Nickel (Silver 1942-1945 Jefferson Nickel)
A special wartime Jefferson Nickel alloy struck without nickel metal to conserve it for military use, identifiable by a large mintmark placed above Monticello's dome.
United States
Philippine Peso (US Administration, 1903)
Silver one-peso coin struck for the Philippines under early American colonial administration, part of a new US-designed coinage system introduced in 1903.
Asian
Mexican Balanza Silver Peso (1957-1967)
The last circulating silver peso of Mexico, struck in a much-reduced silver alloy through the 1960s before Mexico moved fully to base-metal coinage.
Latin American
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
1859 Indian Head Cent (Laurel Wreath)
The first-year Indian Head cent, struck only in 1859 with a distinctive laurel wreath reverse that was replaced by an oak wreath and shield the following year.
United States
1823/2 Capped Bust Quarter Overdate
One of the rarest die varieties in the entire United States quarter series, the 1823/2 overdate shows a 3 punched over a leftover 2, from an extremely limited production run.
Errors & Varieties
Netherlands 10 Gulden Gold (Wilhelmina)
The gold 10 Gulden coin featuring Queen Wilhelmina was the Netherlands' standard gold circulation and reserve coin in the early 20th century, later restruck as a recognized gold bullion piece.
European
1883 With Cents Liberty Head Nickel
The corrected version of the 1883 Liberty Head Nickel with CENTS added below the wreath, issued later the same year to stop widespread gold-plating fraud tied to the earlier No Cents design.
United States
British Silver Lunar Series
The Royal Mint's own Chinese zodiac-themed silver bullion series, launched in 2014 as a rival to the long-established Perth Mint Lunar coins.
British
Armenian Silver Noah's Ark
A biblically themed silver bullion coin issued by the Central Bank of Armenia, referencing Mount Ararat's traditional association with Noah's Ark.
World
Peruvian Sol de Oro
Peru's long-running national currency unit, the Sol de Oro, was issued as coinage from the 1860s through the mid-1980s in both silver and later base-metal forms.
Latin American
Half Guinea
Smaller companion gold coin to the guinea, worth half its value, struck across the same reigns from Charles II through George III for mid-value transactions.
British
Gold Half Sovereign
Smaller companion to the gold sovereign, struck since 1817 at half the weight and value, sharing the same monarch portraits and often the same St George reverse design.
British
Aegina Land Tortoise Stater
A silver stater from the island of Aegina bearing a land tortoise, successor to the earlier sea-turtle design and among the earliest widely circulated coinages in the Greek world.
Ancient
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
Britannia (Silver Bullion)
The Royal Mint's modern one-ounce silver bullion coin, featuring the classical figure of Britannia, popular with investors and design collectors worldwide.
Bullion
British Britannia
The United Kingdom's official gold and silver bullion coin, featuring the classical helmeted figure of Britannia, issued by the Royal Mint since 1987.
Bullion
1971 Doubled Die Obverse Lincoln Cent
A doubled die obverse Lincoln cent from 1971 showing clear doubling in the date and lettering, one of several notable doubled die varieties struck during the early 1970s.
Errors & Varieties