Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
1913-S Barber Quarter
A famous low-mintage key date near the end of the Barber quarter series, prized by collectors despite its worn survivors due to its very small original production.
United States
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
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
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
Swiss 5 Francs Shooting Thaler
A series of commemorative Swiss silver crowns struck to mark the national Federal Shooting Festival, celebrating Switzerland's civic militia tradition through distinctive cantonal designs.
European
Netherlands 2½ Gulden
The largest regularly circulating silver coin of the Kingdom of the Netherlands, popularly nicknamed "rijksdaalder," featuring the reigning monarch's portrait across more than a century of Dutch coinage.
European
Chinese Dragon Dollar
A coiled dragon dominates the reverse of these late Qing Dynasty silver dollars, struck by numerous Chinese provincial mints as China modernized its coinage using Western minting technology.
Asian
Indian Princely State Silver Rupee (Hyderabad)
Silver rupee issued independently by the princely state of Hyderabad under the Nizam, notable for its distinct weight standard and Persian-Urdu inscriptions rather than British Indian designs.
Asian
Philippine 50 Centavos (Commonwealth, 1936)
A special 1936 silver 50-centavo coin marking the establishment of the Commonwealth of the Philippines, issued in two paired-portrait varieties honoring Quezon alongside Murphy or Roosevelt.
Asian
1953 Coronation Voyageur Dollar
The first Canadian silver dollar of Queen Elizabeth II's reign, issued in her coronation year, featuring the classic Voyageur canoe reverse and known for two collectible obverse varieties.
Canadian
Swiss 5 Francs Silver
The Swiss 5 Francs was Switzerland's largest circulating silver coin for over a century, featuring the standing figure of Helvetia, and remains a favorite among collectors of European silver crowns.
European
Alexander the Great Tetradrachm
The widely circulated silver coin of Alexander the Great, showing Herakles wearing a lion skin on the obverse and an enthroned Zeus on the reverse, struck across his empire and for generations after his death.
Ancient
Julius Caesar Elephant Denarius
One of the most widely recognized ancient Roman coins, struck under Julius Caesar's authority and depicting an elephant trampling a serpent, likely a symbolic image tied to Caesar's political struggles.
Ancient
Maundy Threepence
The third denomination of the Royal Maundy set, a small silver threepence given out in the monarch's annual pre-Easter alms ceremony, distinct from Britain's separate everyday circulating threepence.
British
Probus Antoninianus
Radiate coin of Probus, a capable soldier-emperor who defended the frontiers against Germanic incursions and issued coinage noted for elaborate consular and military portrait styles.
Ancient
1827 Capped Bust Quarter
One of the most celebrated rarities in American numismatics, the 1827 quarter exists only as extremely rare proof-like Originals and later Restrikes rather than typical circulation coinage.
United States
1943-P/D Jefferson Nickel Doubled Mintmark
A wartime Jefferson nickel variety showing evidence of a doubled or repunched mint mark, with traces suggesting a D was punched before being corrected to a P, or vice versa, above Monticello on the reverse.
Errors & Varieties
British Gold Britannia
The United Kingdom's flagship gold bullion coin, issued by the Royal Mint since 1987, featuring the classical figure of Britannia and enjoying capital gains tax exemption for UK residents as legal tender.
Bullion
Spanish Colonial 8 Reales Ferdinand VII
A large silver 8 reales coin struck across Spain's American colonies bearing the portrait of King Ferdinand VII, widely circulated internationally and historically linked to the origin of the US dollar sign.
World
Chinese Kirin Province Dragon Dollar
A late Qing dynasty silver dollar from China's northeastern Kirin province, widely admired by collectors for the unusually artistic and finely detailed dragon design on several of its issues.
Asian
Polish-Lithuanian Thaler
The large silver trade coin of the Polish-Lithuanian Commonwealth, struck under successive kings from the 16th through 18th centuries, bearing royal portraits paired with the combined Polish eagle and Lithuanian Vytis arms.
European
Swedish Krona
The krona has been Sweden's national currency since 1873, originally struck in silver as part of the Scandinavian Monetary Union and today issued in base metals bearing the reigning monarch's portrait.
European
Maria Theresa Thaler
An Austrian silver trade coin dated 1780 that has been restruck continuously for over two centuries, remaining a trusted currency across parts of Africa and the Middle East long after its original issue.
European