Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
1804 Draped Bust Dollar
One of the most famous rarities in American numismatics, a silver dollar dated 1804 but actually struck decades later, with only 15 known examples.
United States
Ottoman Gold Sultani
The principal gold trade coin of the early Ottoman Empire, struck to match the weight and fineness of the Venetian ducat so it could compete in Mediterranean commerce.
World
Wood's Hibernia Halfpenny
A British copper coinage patented by William Wood for Ireland, controversially rejected there but widely circulated instead in colonial America, where large surplus shipments ended up in everyday trade.
United States
Ostrogothic Silver Quarter Siliqua
Small silver coin struck by the Ostrogothic kings of Italy in the name of the reigning Byzantine emperor, bearing the Gothic king's monogram on the reverse.
European
Five Pound Gold (Quintuple Sovereign)
The largest standard gold coin in the British sovereign family, worth five pounds and equal to five sovereigns, struck intermittently since 1820 for commemorative and collector purposes.
British
Egyptian Qirsh (Muhammad Ali Era)
Silver-billon piastre struck in Egypt under Muhammad Ali Pasha in the name of the Ottoman Sultan, reflecting Egypt's growing autonomy within the empire.
Africa & Oceania
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
Aurelian Antoninianus
Radiate coin of Aurelian, the soldier-emperor who reunited the fractured Roman Empire and enacted a major coinage reform introducing standardized silver content marked with XXI or KA.
Ancient
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
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
Hadrian Travel Series Denarius
A celebrated series of silver denarii issued late in Hadrian's reign, personifying the many provinces he famously toured throughout the Roman Empire.
Ancient
Sumatra EIC Keping (British Bencoolen)
A small tin or copper coin struck by the British East India Company for its Bencoolen settlement on Sumatra, denominated in the local unit called the keping.
Asian
Julian II Bull Bronze
A large bronze maiorina of Julian the Apostate with a bull reverse, associated with his brief attempt to revive traditional pagan worship in Rome.
Ancient
2012 London Olympics 50p Series
The Royal Mint issued 29 different circulating 50 pence coins in 2011, each honoring a different sport of the London 2012 Olympic and Paralympic Games, sparking a nationwide coin-collecting craze in Britain.
Commemorative
Mughal Silver Rupee (Akbar)
A silver rupee struck under Emperor Akbar, who standardized the denomination's weight and calligraphic design, establishing a coin type that shaped Indian currency for centuries.
Asian
Delhi Sultanate Silver Tanka
The standard silver coin of the medieval Delhi Sultanate, bearing Arabic inscriptions naming the ruling sultan, and a forerunner of later Indian silver denominations.
Asian
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
Decimal New Penny
The UK's smallest decimal coin, introduced on Decimal Day, 15 February 1971, inscribed "NEW PENNY" until 1982.
British
Austrian Florin (Gulden)
The main silver coin of Austria-Hungary in the second half of the 19th century, used until the krone replaced it in the 1892 monetary reform.
European
Canadian Gold Maple Leaf (1 oz)
Canada's flagship gold bullion coin, struck in .9999 fine gold by the Royal Canadian Mint since 1979, among the purest gold coins ever issued.
Bullion
Crown of the Double Rose
A gold coin introduced by Henry VIII in 1526 as part of his coinage reform, named for the crowned Tudor double rose on its reverse.
British
Japanese Trade Dollar
A short-lived Meiji-era silver coin struck to the same weight and fineness as the Mexican and U.S. Trade Dollars so Japan could compete in East Asian commerce.
Asian
Chile Peso (Condor)
Chilean coinage featuring the Andean condor perched or in flight, first seen on 19th-century gold pesos and later on the everyday circulating peso coin.
Latin American
Australian Gold Kangaroo
Australia's flagship gold bullion coin, first struck as the Gold Nugget before adopting a yearly-changing kangaroo design in 1989.
Bullion