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

Ottoman Kurus (Piastre)
The standard Ottoman monetary unit for centuries, struck in silver or base metal bearing the sultan's tughra, later becoming a subunit of the Ottoman lira after 1844.
World
1888/7 Morgan Dollar Overdate
A collector-recognized overdate die variety of the 1888 Morgan silver dollar, cataloged among the VAM series of Morgan dollar die varieties for specialists to pursue.
Errors & Varieties
Chinese Auto Dollar (Kweichow, 1928)
Famous Chinese provincial silver dollar depicting an automobile, struck in Kweichow province in 1928 and celebrated by collectors as one of the most distinctive Chinese coin designs.
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
1796 Draped Bust Quarter
The very first quarter dollar struck by the United States Mint, a one-year type coin with a tiny mintage that is treasured by collectors of early American silver.
United States
Trade Dollar
A heavier U.S. silver dollar struck specifically for trade with China and East Asia, later demonetized domestically and known for its distinctive weight-and-fineness inscription.
United States
1921 Morgan Dollar
The final year of Morgan dollar production, struck in massive numbers at all three mints after the Pittman Act required replacement of melted silver dollars.
United States
Kaulonia Apollo Stater
An archaic South Italian silver stater from Kaulonia depicting Apollo striding with a small running figure on his outstretched arm and a stag beside him.
Ancient
Marcus Aurelius Denarius
The silver coin of the philosopher-emperor Marcus Aurelius, struck during years of war and plague, reflecting a reign celebrated for its Stoic ideals amid crisis.
Ancient
Hadrian Denarius
The silver coin of Emperor Hadrian, famous for its extensive 'travel series' honoring the provinces he visited during his unusually extensive tours of the empire.
Ancient
Gobrecht Dollar
A transitional silver dollar designed by Christian Gobrecht featuring a seated Liberty obverse and a flying eagle reverse, bridging older and newer designs in U.S. coinage.
United States
Yemeni Riyal (Ahmadi/Imadi Kingdom Coinage)
Silver riyal coinage struck under Yemen's ruling imams in the Mutawakkilite Kingdom period, following the traditional weight standard of the Maria Theresa thaler.
Asian
Australian Florin (pre-decimal)
Pre-decimal Australian silver florin worth two shillings, minted from 1910 until decimalization replaced it with the 20-cent coin in 1966.
Africa & Oceania
Saxon Speciestaler
Full-weight silver taler issued by the Electors and later Kings of Saxony, distinguished from lesser-value "current" talers used for everyday commerce.
European
Colombia 8 Reales
Silver 8 reales struck first under Spanish colonial rule in New Granada and later, after independence, in the name of the new Colombian republic.
Latin American
French 5 Francs Hercules
A large silver crown depicting an allegorical Hercules flanked by Liberty and Equality, struck at pivotal republican moments in French history as a statement of civic ideals.
European
1900 Lafayette Dollar
The first United States commemorative silver dollar, struck in 1900 to help fund a statue of the Marquis de Lafayette presented to France at the Paris Exposition.
Commemorative
Dutch Guilder (Gulden)
The guilder was the standard currency of the Netherlands for more than three centuries, struck in silver and later copper-nickel before being replaced by the euro in 2002.
European
Syracuse Arethusa Tetradrachm
A classic silver tetradrachm from ancient Syracuse depicting the nymph Arethusa surrounded by dolphins, one of the most admired coin types of the Greek world.
Ancient
Aureus of Nero
The gold coin of Emperor Nero, whose AD 64 monetary reform reduced the aureus's weight standard alongside similar changes to the silver denarius.
Ancient
Carthage Zeugitania Electrum Stater
A gold-silver electrum coin struck by Carthage, chiefly to fund its wars in Sicily, showing a wreathed female head and a horse or horse's head.
Ancient
Terina Nike Nomos
A silver nomos from the South Italian city of Terina, celebrated among collectors for its graceful depictions of Nike, the winged goddess of victory, on the reverse.
Ancient
Segesta Hound Tetradrachm
Silver coin of Segesta in western Sicily, an Elymian city whose coinage features a hunting hound, linked to local legend of the river god Krimisos.
Ancient
Leontini Lion Tetradrachm
Silver tetradrachm of the Sicilian city of Leontini, showing the laureate head of Apollo and a lion's head or lion with barley grains, alluding to the city's wheat production.
Ancient