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

1949-S Franklin Half Dollar
A relatively low-mintage San Francisco Franklin half often cited among the tougher dates of the series, especially with a full, sharp strike.
United States
1999 Susan B. Anthony Dollar
A one-year revival of the Susan B. Anthony dollar, struck in 1999 to meet demand for dollar coins in vending and transit use before the Sacagawea dollar's launch the following year.
United States
1979 Susan B. Anthony Dollar
The first year of the Susan B. Anthony dollar, the first U.S. circulating coin to depict a real, named woman, notable for the scarce 1979-P wide-rim (Near Date) variety.
United States
1970-S Small Date Lincoln Cent
A scarcer date-size variety of the 1970-S Lincoln cent featuring a smaller, lower-positioned 7 in the date compared to the more common large date variety struck the same year.
Errors & Varieties
1936 Voyageur Silver Dollar
The first regular-issue (non-commemorative) Canadian silver dollar, continuing the Voyageur canoe design introduced the previous year for George V's Silver Jubilee.
Canadian
1999 Delaware State Quarter
The debut coin of the U.S. Mint's 50 State Quarters Program, honoring Delaware as the first state to ratify the Constitution, featuring Caesar Rodney's historic ride.
Commemorative
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
1936 Doubled Die Lincoln Cent
A doubled die obverse variety of the 1936 wheat cent showing visible doubling in the date and lettering, recognized in two distinct doubling strengths by collectors.
Errors & Varieties
1995 Doubled Die Lincoln Cent
A widely collected doubled die variety showing clear doubling on LIBERTY and IN GOD WE TRUST on the obverse, notable for being far more available in circulation than earlier famous Lincoln cent doubled dies.
Errors & Varieties
1972 Doubled Die Lincoln Cent
A famous Lincoln cent error showing strong doubling on the obverse date and lettering, caused by a misaligned die hub during production at the Philadelphia Mint.
Errors & Varieties
1984 Doubled Ear Lincoln Cent
A popular doubled die variety showing distinct doubling on Lincoln's ear on the obverse portrait, one of the more visually distinctive and widely collected Lincoln cent varieties.
Errors & Varieties
1975 No S Proof Roosevelt Dime
One of the rarest and most valuable modern US coin errors: a 1975 proof dime struck without its San Francisco 'S' mintmark, with only a handful of examples known.
Errors & Varieties
1970 No S Proof Roosevelt Dime
A proof Roosevelt dime struck without its 'S' mintmark, one of a series of similar San Francisco die errors found across several years in the late 1960s and 1970s.
Errors & Varieties
1921 Peace Dollar (High Relief)
The debut issue of the Peace dollar, struck in dramatic high relief that proved difficult to mint, commemorating peace after World War I.
United States
1972 Eisenhower Dollar (Type 2)
A scarce reverse variety of the 1972 Eisenhower dollar, distinguished by a more detailed, higher-relief rendering of the Earth behind the moon-landing eagle, and prized by variety collectors.
Errors & Varieties
1969-S Doubled Die Lincoln Cent
A rare and valuable San Francisco Mint doubled die error from 1969, showing strong hub doubling on the obverse date and lettering.
Errors & Varieties
Hong Kong Dollar (1866–1868 Silver Dollar)
A short-lived silver dollar struck at Britain's ill-fated Hong Kong Mint, bearing Queen Victoria's portrait and intended to compete with Mexican and Chinese silver in Asian trade.
Asian
1873 Doubled Die Two-Cent Piece
A doubled die variety from the final year of the short-lived two-cent piece, showing noticeable doubling in the date or lettering caused by a die hubbing misalignment.
Errors & Varieties
1888/7 Morgan Dollar Overdate
A collector-recognized overdate die variety of the 1888 Morgan silver dollar, cataloged among the VAM series of Morgan dollar die varieties for specialists to pursue.
Errors & Varieties
1968 No S Proof Roosevelt Dime
The first of the famous 'No S' proof Roosevelt dime errors, struck at San Francisco without its mintmark; scarce but more available than later No S dimes.
Errors & Varieties
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
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
1907 High Relief Double Eagle
Sculptor Augustus Saint-Gaudens' original, dramatically high-relief double eagle design, struck in limited numbers in 1907 before being flattened for mass production; widely called America's most beautiful coin.
United States
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