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

Nova Eborac Copper
A 1787-dated copper bearing the Latin name for New York, struck privately after the state failed to authorize its own copper coinage contract during the chaotic Confederation-era coin shortage.
United States
1875-S Twenty-Cent Piece
The most commonly encountered date in the short-lived US twenty-cent piece series, struck in large numbers at San Francisco in the coin's debut year.
United States
1880 Shield Nickel
A major key date of the Shield Nickel series with an extremely low business-strike mintage, making genuine circulated examples much scarcer than the coin's proofs.
United States
1853 Seated Liberty Quarter (Arrows and Rays)
A popular one-year Seated Liberty type marked by arrows at the date and rays around the eagle, signaling a reduction in the coin's silver weight mandated by the Coinage Act of 1853.
United States
1873 Two-Cent Piece (Proof Only)
The final year of the two-cent piece, struck only in proof for collectors rather than for circulation, and split into Closed 3 and Open 3 date varieties.
United States
1871-CC Seated Liberty Dime
One of the first dimes struck at the newly opened Carson City Mint, produced in very limited numbers and highly prized by collectors of CC-mint coinage.
United States
Washington-Carver Half Dollar
A commemorative half dollar jointly honoring Booker T. Washington and George Washington Carver, promoting American ideals and opposing the spread of Communism.
Commemorative
1836 Gobrecht Dollar
The first-year Gobrecht dollar, famous for its seated Liberty obverse and flying eagle reverse, and for briefly including engraver Christian Gobrecht's name on the design.
United States
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
US America the Beautiful Quarters
A successor to the State Quarters program honoring national parks and other national sites from every US state and territory, including a unique 5-ounce silver bullion companion series.
United States
Seated Liberty Dime
Struck for over five decades, the Seated Liberty Dime features Christian Gobrecht's seated figure of Liberty and includes many collectible date, mint, and arrows/rays varieties.
United States
Bolivian Boliviano Silver
Bolivia's national currency unit, the boliviano, was introduced in the 1860s as a substantial silver coin and remains the country's monetary unit in modern, non-silver form.
Latin American
Guatemala Quetzal Silver
Guatemala's modern national currency unit, named after the resplendent quetzal bird, introduced in the 1920s with a substantial silver coin marking the country's monetary modernization.
Latin American
1916 Standing Liberty Quarter
The extremely low-mintage first-year issue of the Standing Liberty quarter, one of the most famous key dates in all of United States coinage.
United States
1856 Flying Eagle Cent
An extremely rare pattern-like small cent struck to convince Congress to approve a new, smaller cent design, and one of the most desired key dates in U.S. coinage.
United States
1918/7-S Standing Liberty Quarter Overdate
One of the most famous overdate varieties in U.S. coinage, where a leftover 1917 die was re-punched with an 1918 date, leaving remnants of the 7 visible beneath the 8.
Errors & Varieties
1955 Doubled Die Lincoln Cent
A famous doubled die error showing strong, plainly visible doubling on the date and lettering of the obverse, among the most recognizable die varieties in U.S. coinage.
Errors & Varieties
1796 Half Cent
One of the great rarities of American copper coinage, the 1796 half cent was struck in the Liberty Cap design in a very limited quantity, with 'With Pole' and rarer 'No Pole' varieties known.
United States
1921 Mercury Dime
A key date of the Mercury dime series, struck in unusually low numbers amid a post-World War I economic slowdown that reduced coinage demand nationwide.
United States
1876-CC Twenty-Cent Piece
One of the great rarities of United States coinage: a Carson City twenty-cent piece of which nearly the entire mintage was melted, leaving only a small number of survivors known.
United States
1965 Kennedy Half Dollar (40% silver)
A transitional Kennedy half dollar struck with reduced 40% silver content after the Coinage Act of 1965 eliminated silver from dimes and quarters, honoring the assassinated president.
United States
1802 Draped Bust Half Dime
One of the great rarities of early U.S. coinage, with an extremely small original mintage and only a handful of genuine survivors known today.
United States
1918/7-D Buffalo Nickel
One of the most famous overdate errors in United States coinage, showing 1918 struck over an earlier 1917 date on a Buffalo nickel die reused at the Denver Mint.
Errors & Varieties
1851 Silver Three-Cent Piece
The first-year issue of the tiny Type I silver three-cent piece, nicknamed the trime, created to ease a national shortage of small change and postage-stamp coinage.
United States