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

Australian Holey Dollar and Dump
In 1813, colonial authorities in New South Wales punched the centers out of Spanish silver dollars to create two coins from one, easing a severe coin shortage while preventing the silver from leaving the colony.
Africa & Oceania
Viking Silver Penny of York
Silver penny struck by Norse rulers of the Viking Kingdom of York, blending Christian and pagan imagery such as crosses, swords, and Thor's hammers.
British
Demetrios Poliorketes Nike Tetradrachm
A Hellenistic silver tetradrachm of Demetrios I of Macedon, celebrated for its obverse image of Nike standing on a ship's prow, commemorating his naval victory at Salamis in Cyprus.
Ancient
Dutch Ducat
A small, nearly pure gold coin showing an armored knight, minted for centuries by the Dutch provinces and later the Kingdom of the Netherlands as a trusted international trade coin.
European
Guptas 'Horseman' Silver Coin
Silver coin of the Gupta Empire showing the king on horseback, struck after Gupta conquest of western India in imitation of earlier Western Kshatrapa silver coinage.
Ancient
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
Louisiana Purchase Gold Dollar Commemorative
A 1903 commemorative gold dollar issued for the Louisiana Purchase Exposition in St. Louis, struck in two varieties featuring the portraits of Thomas Jefferson and William McKinley.
Commemorative
Gupta Empire Gold Dinar
Richly detailed gold coins of India's classical Gupta Empire, depicting kings as archers, horsemen, or lyrists, and often paired with a goddess on the reverse.
Ancient
Pergamon Cistophoric Tetradrachm
A reduced-weight Hellenistic silver coin introduced by the Attalid kings of Pergamon, named for the sacred cista mystica chest depicted on the obverse and later adopted throughout Roman Asia.
Ancient
Byzantine Gold Tremissis
A small gold fractional coin worth one-third of a solidus, widely struck across the early Byzantine world and imitated by Germanic successor kingdoms in the former Western Roman Empire.
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
Anglo-Saxon Silver Penny
The standard silver coin of Anglo-Saxon England from the 8th century to the Norman Conquest, naming the issuing king and the moneyer who struck it.
British
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
Spanish 8 Reales Portrait Dollar
The globally trusted "Spanish dollar" bearing a king's portrait, minted across Spain's vast colonial empire and so widely circulated it directly inspired the U.S. dollar sign and denomination.
European
Eisenhower Dollar
A large copper-nickel clad dollar (1971-1978) honoring President Dwight D. Eisenhower and commemorating the Apollo 11 moon landing on its reverse.
United States
English Angel
A gold coin depicting the Archangel Michael slaying a dragon, issued for nearly two centuries and later famous for its use as a royal 'touch-piece' for the healing ceremony of the King's Evil.
British
Nepal Silver Mohar
A traditional silver denomination issued by the Malla city-kingdoms and later the unifying Shah dynasty of Nepal, typically bearing Devanagari script rather than portraits.
Asian
Spade Guinea
A George III gold guinea nicknamed for its spade-shaped shield reverse, one of the last widely circulated guinea types before the denomination was phased out in the early 1800s.
British
Saudi Arabian Riyal (silver)
The standardized silver riyal introduced by King Abdulaziz to unify the currency of the newly formed Kingdom of Saudi Arabia, featuring Arabic inscriptions and national emblems without a ruler's portrait.
Asian
Faustina the Elder Denarius
Posthumous silver denarius honoring Faustina the Elder, wife of Antoninus Pius, struck for two decades after her death and deification in 140/141 AD.
Ancient
Australian Lunar Series Gold
The gold counterpart to Perth Mint's Lunar bullion series, depicting the twelve Chinese zodiac animals across three evolving design generations since 1996.
Bullion
Mexican Emperor Maximilian Peso
A silver peso struck during the brief reign of Emperor Maximilian I of Mexico, whose short-lived Second Mexican Empire ended with his execution in 1867.
Latin American
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
Gold Noble
England's first successful gold coin for general circulation, introduced in 1344 under Edward III, famous for its ship reverse commemorating English naval power.
British