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

Monroe Doctrine Centennial Half Dollar
A 1923 U.S. commemorative half dollar marking the 100th anniversary of the Monroe Doctrine, featuring an allegorical map of the Americas.
Commemorative
Maine Centennial Half Dollar
A 1920 U.S. commemorative half dollar issued for the 100th anniversary of Maine's statehood, featuring the state's coat of arms.
Commemorative
1967 Centennial Gold $20 Coin
A gold $20 coin struck to mark the 100th anniversary of Canadian Confederation in 1967, sold mainly to collectors as part of the country's centennial commemorative coinage.
Commemorative
1893-S Morgan Dollar
The undisputed key date of the Morgan dollar series, struck at San Francisco with the lowest mintage of any regular-issue Morgan, roughly 100,000 coins.
United States
Texas Independence Centennial Half Dollar
A commemorative half dollar marking the 100th anniversary of Texas independence from Mexico, featuring an eagle on a lone star and figures of Sam Houston and Stephen F. Austin.
Commemorative
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
Chervonets (Soviet Gold)
A Soviet gold coin depicting a peasant sower, originally struck in 1923 to stabilize the new Soviet currency and later restruck for decades as a bullion and trade coin.
European
1804 Draped Bust Eagle
The final date of the original ten-dollar gold eagle series before a 33-year production halt, later followed by a small number of 1834 diplomatic-gift restrikes made using a similarly dated die.
United States
1976 Montreal Olympics Silver Coin Series
A landmark seven-series program of sterling silver $5 and $10 coins issued by Canada to help finance and celebrate the 1976 Montreal Summer Olympics.
Commemorative
Draped Bust Eagle
The formal catalog name for the first U.S. ten-dollar gold coin once it adopted a bold heraldic eagle reverse in 1797, the same coin popularly nicknamed the 'Turban Head' eagle.
United States
New Zealand Lord of the Rings Coins (2003)
New Zealand issued legal-tender coins featuring characters and scenes from Peter Jackson's Lord of the Rings film trilogy, celebrating the films' production in the country with both a circulating dollar and premium collector coins.
Commemorative
Twenty Pence
A seven-sided UK coin introduced in 1982 to fill a gap between the ten pence and fifty pence denominations.
British
2005 Kansas State Quarter In God We Rust
A popularly nicknamed error on the 2005 Kansas state quarter in which a filled or damaged die caused the T in TRUST to appear missing, making the motto read 'IN GOD WE RUST.'
Errors & Varieties
Costa Rica 2 Colones Gold
A small gold denomination from Costa Rica's early colon-era coinage, part of a family of gold coins (2, 5, 10, and 20 colones) struck around the turn of the twentieth century.
Latin American
Turban Head Eagle
The first U.S. $10 gold coin, struck 1795-1804 and nicknamed 'Turban Head' for Liberty's cap-like headdress; the earliest examples pair her portrait with a small, spread-winged eagle.
United States