Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
1944 Steel Lincoln Cent
A scarce transitional error in which a small number of 1944 cents were struck on leftover steel planchets after the Mint had already returned to bronze, the mirror-image counterpart to the famous 1943 copper cent.
Errors & Varieties
American Gold Buffalo
The first 24-karat gold coin struck by the U.S. Mint, adapting James Earle Fraser's classic Buffalo Nickel design for a modern bullion product.
Bullion
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
British Queen's Beasts Silver Series
A ten-coin Royal Mint bullion series honoring the heraldic Queen's Beasts statues from Queen Elizabeth II's 1953 coronation, issued 2016-2021.
British
British Silver Britannia
The Royal Mint's one-ounce silver bullion coin, launched in 1997 as a silver companion to the Gold Britannia, featuring the same classical Britannia design.
Bullion
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
Gold Sovereign
Iconic British gold pound coin, revived in 1817 with Benedict Pistrucci's celebrated St George and the Dragon design, struck for centuries in London and branch mints worldwide.
British
Oregon Trail Memorial Half Dollar
A long-running commemorative honoring the Oregon Trail pioneers, featuring an acclaimed design of a Conestoga wagon and a Native American figure by Fraser and Fraser.
Commemorative
Stone Mountain Memorial Half Dollar
A 1925 commemorative half dollar depicting Confederate generals Robert E. Lee and Stonewall Jackson on horseback, issued to fund the massive Stone Mountain carving in Georgia.
Commemorative
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
Missouri Centennial Half Dollar
A 1921 U.S. commemorative half dollar marking Missouri's centennial of statehood, known for a scarcer '2★4' variety.
Commemorative
Pilgrim Tercentenary Half Dollar
A commemorative half dollar marking the 300th anniversary of the Pilgrims' landing at Plymouth, featuring a bust of William Bradford and the ship Mayflower.
Commemorative
Grant Memorial Half Dollar
A 1922 U.S. commemorative half dollar honoring the 100th anniversary of Ulysses S. Grant's birth, famous for a rare 'star' variety.
Commemorative
Hawaiian Sesquicentennial Half Dollar
A rare, low-mintage 1928 commemorative half dollar marking 150 years since Captain James Cook's arrival in Hawaii, considered a key rarity of the classic commemorative series.
Commemorative
California Diamond Jubilee Half Dollar
A 1925 commemorative half dollar marking California's 75th anniversary of statehood, featuring a kneeling gold prospector obverse and a walking grizzly bear reverse.
Commemorative
Arkansas Centennial Half Dollar
A commemorative half dollar marking Arkansas's 100th anniversary of statehood, pairing a Native American profile with an idealized Liberty figure on the obverse.
Commemorative
1839 Gobrecht Dollar
The final-year Gobrecht dollar, bridging the earlier pattern strikes of 1836-1838 and the full-scale Seated Liberty dollar series that followed in 1840.
United States
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
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
2010 Hot Springs America the Beautiful Quarter
The first coin in the America the Beautiful Quarters series, honoring Hot Springs National Park in Arkansas with an image of its historic bathhouse row.
United States
1921 Walking Liberty Half Dollar
The three 1921 mintmark varieties are the acknowledged key dates of the Walking Liberty half dollar series, each struck in unusually small numbers.
United States
1938-D Walking Liberty Half Dollar
A low-mintage Denver issue widely regarded as the key date of the later Walking Liberty half dollar run, second in scarcity only to the 1921 dates.
United States
Presidential Dollar - Abraham Lincoln
A Presidential Dollar honoring Abraham Lincoln, released in 2010 during the bicentennial period of his birth, featuring his portrait and the series' distinctive incused edge lettering.
United States
Presidential Dollar - Thomas Jefferson
The third coin in the Presidential Dollar series, honoring Thomas Jefferson, sharing the same edge-lettering format and Statue of Liberty reverse as the earliest issues in the program.
United States