Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Kai Yuan Tong Bao Cash
A landmark Tang dynasty cash coin whose four-character reign-title inscription became the standard template for Chinese, and much of East Asian, coinage for the next 1,300 years.
Ancient
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
Panama-Pacific Quarter Eagle Commemorative
A 1915 commemorative gold coin honoring the Panama-Pacific Exposition, showing Liberty riding a hippocampus (sea horse), symbolizing the Panama Canal's linking of the Atlantic and Pacific Oceans.
Commemorative
Capped Bust Quarter Eagle
An umbrella term for the earliest U.S. $2.50 gold coins (1796-1834), whose Liberty-in-a-cap portrait evolved through several sub-types, including the famous single-year 1808 issue.
United States
1918/7-D Buffalo Nickel Overdate
A famous overdate error on the Buffalo Nickel where a leftover 1917 working die was hand-repunched with an 1918 date, leaving traces of the underlying 7 visible beneath the 8.
Errors & Varieties
1880 Shield Nickel
A major key date of the Shield Nickel series with an extremely low business-strike mintage, making genuine circulated examples much scarcer than the coin's proofs.
United States
British Gold Guinea
Struck from 1663 to 1814 and named for the West African gold used in its earliest issues, the guinea was Britain's leading gold coin and gave its name to a unit of value still referenced today.
British
Connecticut Copper
State-authorized copper coinage struck for Connecticut in the mid-1780s, featuring a bust obverse and seated Liberty reverse across numerous die varieties.
United States
Australian Kangaroo Gold Nugget
Modern Australian gold bullion coin from the Perth Mint, launched in 1986 with changing nugget designs before adopting an annually updated kangaroo reverse.
Bullion
Presidential Dollar Series
A circulating dollar coin series honoring US presidents in order of service, featuring edge-lettered mottos and a shared Statue of Liberty reverse across every release.
United States
Euro €2 Commemorative Coins
Since 2004, Eurozone countries have issued special-design €2 coins commemorating anniversaries and events while keeping the coin's normal size, weight, and legal-tender status.
Commemorative
Niue Disney Silver Coins
Officially licensed Disney-themed silver coins issued in the name of Niue, featuring classic characters, princesses, and franchises like Star Wars and Marvel through Disney's licensing.
Commemorative
Danish 2 Rigsdaler
A large silver crown of the Kingdom of Denmark, double the standard rigsdaler denomination, often struck to commemorate specific royal events before Denmark adopted the krone in 1873.
European
Austrian Silver Philharmonic
Austria's modern one-ounce silver bullion coin, launched in 2008 as a companion to the long-running gold Philharmonic, featuring the instruments of the Vienna Philharmonic Orchestra.
Bullion
Rama IV Siamese Baht (first machine-struck)
Landmark Siamese silver coin introduced under King Mongkut (Rama IV), marking the country's shift from traditional bullet-shaped money to modern, flat, machine-struck coinage.
Asian
Reichsthaler
The standard large silver coin of the Holy Roman Empire and its constituent German states from the 16th century onward, whose name is the direct linguistic ancestor of the word 'dollar.'
European
Nova Eborac Copper
A 1787-dated copper bearing the Latin name for New York, struck privately after the state failed to authorize its own copper coinage contract during the chaotic Confederation-era coin shortage.
United States
Spanish Colonial Gold Escudo (Doubloon)
The gold coinage of the Spanish American colonies, popularly nicknamed the doubloon, struck in denominations up to 8 escudos and famous from pirate and shipwreck lore.
Latin American
Coat of Arms Fifty Cents (Elizabeth II)
Canada's modern fifty-cent piece, showing the Canadian coat of arms on the reverse since 1959 under successive obverse portraits of Queen Elizabeth II and, later, King Charles III.
Canadian
Trajan Sestertius
A large bronze coin of Trajan, whose reign brought the Roman Empire to its greatest territorial extent, with reverses celebrating Dacian conquest, public works, and Trajan's Column.
Ancient
Ancient British Gold Stater (Cunobelin)
A gold stater of Cunobelin, the powerful pre-Roman British king later immortalized by Shakespeare as Cymbeline, notable for its ear-of-corn and horse reverse types.
Ancient
Byzantine Follis
The large bronze workhorse coin of everyday Byzantine commerce, reformed by Emperor Anastasius I in 498 AD with a prominent Greek numeral denoting its value of 40 nummi.
Ancient
Sassanian Drachm of Khusro II
A silver coin of the long-reigning Sasanian king Khusro II, among the most commonly found ancient Persian coins, showing his ornate crowned bust and a Zoroastrian fire altar.
Ancient
Draped Bust Half Dime
Struck in small numbers from 1796 to 1805, the Draped Bust Half Dime is an early U.S. silver rarity featuring Robert Scot's Draped Bust Liberty portrait and small or heraldic eagle reverses.
United States