Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Louisiana Purchase Gold Dollar Commemorative
A 1903 commemorative gold dollar issued for the Louisiana Purchase Exposition in St. Louis, struck in two varieties featuring the portraits of Thomas Jefferson and William McKinley.
Commemorative
1999 New Jersey State Quarter
One of the original five 1999 State Quarters, honoring New Jersey with a rendition of Washington Crossing the Delaware, launching the wildly popular 50 State Quarters Program.
United States
New Jersey Copper
State-authorized copper coinage struck for New Jersey in the late 1780s, famous for its horse-head-and-plow obverse and shield reverse design.
United States
Decimal New Penny
The UK's smallest decimal coin, introduced on Decimal Day, 15 February 1971, inscribed "NEW PENNY" until 1982.
British
United States Trade Dollar
A heavier silver dollar issued specifically for trade with China and East Asia, the Trade Dollar circulated internationally before being demonetized and later collected as a design classic.
United States
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
1895-O Barber Dime
The key date of the Barber dime series, struck in unusually small numbers at the New Orleans Mint and scarce in every grade of preservation.
United States
1900-O/CC Morgan Dollar
A well-known Morgan dollar overmintmark variety showing an O mintmark punched over a CC, created when a leftover Carson City die was repurposed and repunched for use at New Orleans.
Errors & Varieties
1842-O Small Date Seated Liberty Quarter
A famous condition and date rarity of the Seated Liberty series, struck at New Orleans from leftover small-date dies originally prepared for Philadelphia proof coinage.
United States
Carson City Morgan Dollar (CC Mint)
Morgan silver dollars struck at the Carson City Mint, identified by the small CC mintmark, prized for their Wild West mystique and generally lower mintages than Philadelphia or New Orleans issues.
United States
1861 Confederate Half Dollar
An extraordinarily rare Civil War-era coin struck briefly at the Confederate-controlled New Orleans mint, using a genuine CSA reverse die paired with an existing US half dollar obverse.
United States
Huguenot-Walloon Tercentenary Half Dollar
A 1924 U.S. commemorative half dollar honoring the 300th anniversary of Huguenot and Walloon settlement in New Netherland.
Commemorative
Long Island Tercentenary Half Dollar
A 1936 U.S. commemorative half dollar marking 300 years since the first European settlement on Long Island, New York.
Commemorative
US State Quarters Series
A landmark US Mint program issuing a new quarter reverse design for each of the 50 states in the order they joined the Union, sparking widespread collecting interest nationwide.
United States
Silver Three-Cent Piece (Trime)
A tiny silver coin created to match the new 3-cent postage rate, the trime is the smallest-diameter coin ever struck by the U.S. Mint.
United States
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
1838 Seated Liberty Quarter (No Drapery)
The first-year Seated Liberty quarter, the 1838 No Drapery issue introduced Christian Gobrecht's new design before a drapery fold was added at Liberty's elbow in 1840.
United States
1787 Brasher Doubloon
An extraordinarily rare private gold coin struck by New York goldsmith Ephraim Brasher in 1787, now one of the most valuable and famous coins in American numismatics.
United States
1965 Silver Washington Quarter (Transitional Error)
An extremely rare transitional error in which a 1965-dated quarter, meant to be struck in new copper-nickel clad metal, was accidentally struck on a leftover 90% silver planchet.
Errors & Varieties
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
1888/7 Indian Head Cent Overdate
A scarce overdate variety of the Indian Head cent in which traces of an underlying 7 are visible beneath the final 8 in the 1888 date, from a working die repunched with a new year.
Errors & Varieties
Gobrecht Dollar
A transitional silver dollar designed by Christian Gobrecht featuring a seated Liberty obverse and a flying eagle reverse, bridging older and newer designs in U.S. coinage.
United States
Brasher Doubloon
A famous privately struck gold coin made in 1787 by New York goldsmith Ephraim Brasher, a neighbor of George Washington, and one of the most valuable and celebrated coins in American numismatics.
United States
Talbot, Allum & Lee Cent
A merchant token issued by the New York trading firm Talbot, Allum & Lee to help ease the shortage of small change in the 1790s, featuring a sailing ship on the obverse.
United States