Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Dutch Rijksdaalder
A historic Dutch silver trade coin dating to the Dutch Republic, later continued as a denomination of the Kingdom of the Netherlands.
European
Theodosius I Solidus
A gold solidus of Theodosius I, the last emperor to rule a united Roman Empire and the ruler who made Nicene Christianity the state religion.
Ancient
Korean Sangpyeong Tongbo Cash
The standard cash coin of Joseon-dynasty Korea, cast for over two centuries with a huge range of mint and workshop marks on the reverse.
Asian
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
1901-S Barber Dime
A scarce San Francisco Mint Barber dime with a notably low mintage, ranked among the tougher dates for collectors of the series.
United States
1846 Seated Liberty Dime
A famously low-mintage Seated Liberty dime, considered one of the key dates of the entire series and scarce in any collectible grade.
United States
Gela Man-Headed Bull Tetradrachm
Silver tetradrachm of the Sicilian city of Gela, featuring a racing quadriga on the obverse and the man-headed bull river god Gelas on the reverse.
Ancient
1932-S Washington Quarter
One of the two key dates of the Washington quarter series, struck at San Francisco in the design's debut year with a very limited mintage.
United States
Classic Head Large Cent
A short-lived early copper cent design with Liberty wearing a simple fillet, struck during the years surrounding the War of 1812.
United States
British India Rupee (Silver)
Standardized silver rupee issued across British-ruled India from 1835 until independence, bearing the portrait of the reigning British monarch.
Asian
1873 Open 3 vs Closed 3 Indian Head Cent
Two distinct date logotype varieties of the 1873 Indian Head cent, distinguished by whether the top loop of the final 3 in the date is nearly closed or clearly open.
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
Chilean Peso Silver 'Condor'
Chile's standard silver peso coin, nicknamed the "condor" for the great Andean bird featured as a supporter on the national coat of arms depicted on the coin.
Latin American
Nabataean Silver Drachm (Aretas IV)
Silver coin of Aretas IV, the most powerful king of the Nabataean Kingdom centered on Petra, often showing his portrait jugate with Queen Shaquilat.
Ancient
Italian Scudo (Papal States)
A large silver coin issued by the Papal States under successive popes, blending religious imagery with the temporal authority of the papacy.
European
1967 Bobcat Centennial Quarter
A one-year-only Canadian quarter struck for the 1967 Centennial of Confederation, featuring a bobcat on the reverse instead of the usual caribou.
Canadian
Valentinian I Solidus
A high-purity gold solidus of Valentinian I, founder of the Valentinianic dynasty, reflecting the stable gold standard established under Constantine.
Ancient
Indo-Greek Silver Drachm (Menander)
A silver drachm of Menander I, the most famous Indo-Greek king, known for bilingual Greek and Kharoshthi legends and a portrait bust with helmet.
Ancient
Vermont Sesquicentennial Half Dollar
A 1927 U.S. commemorative half dollar marking the 150th anniversary of Vermont's independence, featuring Ira Allen and a catamount.
Commemorative
Lincoln-Illinois Centennial Half Dollar
A 1918 U.S. commemorative half dollar marking Illinois's 100th anniversary of statehood, featuring a portrait of Abraham Lincoln.
Commemorative
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
1948 Franklin Half Dollar
The debut year of the Franklin half dollar, featuring Benjamin Franklin's portrait and the Liberty Bell, designed by Mint engraver John R. Sinnock.
United States
1921-D Mercury Dime
A key-date silver dime from a post-WWI recession year when Denver struck only a small number of Mercury dimes, making it a cornerstone of the series.
United States