Coin Identifier

Coin Encyclopedia

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

Aurelian Antoninianus

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
Maximinus Thrax Denarius

Maximinus Thrax Denarius

Silver denarius of Maximinus Thrax, the first Roman emperor risen from the common soldiery rather than the senatorial class, ruling amid the onset of the Crisis of the Third Century.

Ancient
1853 Seated Liberty Quarter (Arrows and Rays)

1853 Seated Liberty Quarter (Arrows and Rays)

A popular one-year Seated Liberty type marked by arrows at the date and rays around the eagle, signaling a reduction in the coin's silver weight mandated by the Coinage Act of 1853.

United States
Chinese Dragon Dollar

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
Chinese Kirin Province Dragon Dollar

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
Reichsthaler

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
Barber Half Dollar

Barber Half Dollar

A 90% silver half dollar (1892-1915) with a right-facing Liberty head designed by Charles E. Barber, part of a matching Barber dime, quarter, and half dollar series.

United States
Standing Liberty Quarter

Standing Liberty Quarter

An early 20th-century silver quarter featuring a striding figure of Liberty, prized for its artistic Type I 'bare breast' design and later modified Type II version.

United States
Mende Dionysos on Donkey Tetradrachm

Mende Dionysos on Donkey Tetradrachm

A striking Classical-era silver tetradrachm from the wine-city of Mende, showing the wine-god Dionysos reclining drunkenly on a donkey, one of ancient coinage's most whimsical designs.

Ancient
Brazil 960 Reis

Brazil 960 Reis

Brazilian silver coin created by overstriking Spanish colonial 8 reales with new Portuguese royal dies, issued after the Portuguese royal court relocated to Brazil.

Latin American
German Empire 5 Mark

German Empire 5 Mark

A large silver crown of Imperial Germany bearing the portrait or arms of individual constituent states, unified under a common eagle reverse after German unification in 1871.

European
Guatemala 8 Reales

Guatemala 8 Reales

A silver piece of eight struck at the Guatemala City mint, first under Spanish colonial rule and later continued through the Central American Federation and independent Guatemala.

Latin American
Saxony Thaler

Saxony Thaler

Saxony was one of the earliest and most prolific issuers of thalers, with the electorate and later kingdom producing large silver coins from the 16th century until German unification.

European
Prussian Thaler

Prussian Thaler

The Prussian Thaler was the leading silver coin of the powerful Kingdom of Prussia, circulating from the mid-18th century until German unification replaced it with the mark in 1871–1873.

European
1922 Canadian Nickel Five Cents

1922 Canadian Nickel Five Cents

The first year Canada's five-cent coin was struck in solid nickel rather than silver, introducing the beaver reverse design that would define the coin for decades.

Canadian
Demetrios Poliorketes Nike Tetradrachm

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
Panormus Siculo-Punic Tetradrachm

Panormus Siculo-Punic Tetradrachm

A silver tetradrachm struck at Panormus under Carthaginian control in Sicily, blending Greek artistic style with Punic legends, a hallmark of the distinctive Siculo-Punic coinage series.

Ancient
Gordian III Antoninianus

Gordian III Antoninianus

Radiate silver coin of Gordian III, who became sole emperor at about thirteen years old and reigned through Rome's costly war with Sassanid Persia.

Ancient
Jefferson Nickel

Jefferson Nickel

Struck since 1938, the Jefferson Nickel pairs a portrait of Thomas Jefferson with his home, Monticello, and briefly switched to a silver alloy during World War II.

United States
Gothic Crown

Gothic Crown

An ornate Victorian silver crown featuring a young Queen Victoria in Gothic-script lettering, widely admired as one of the most artistically accomplished coins in British history.

British
Armorican Billon Stater

Armorican Billon Stater

A debased silver-alloy stater struck by Celtic tribes of Armorica (modern Brittany), showing wildly abstracted horse and head designs derived from Greek prototypes.

Ancient
Ryal

Ryal

A large Scottish silver coin issued under Mary, Queen of Scots and Henry Stewart, Lord Darnley, nicknamed the 'sword dollar' for the crowned sword on its reverse.

British
Aegina Land Tortoise Stater

Aegina Land Tortoise Stater

A silver stater from the island of Aegina bearing a land tortoise, successor to the earlier sea-turtle design and among the earliest widely circulated coinages in the Greek world.

Ancient
Athenian Owl Dekadrachm

Athenian Owl Dekadrachm

An extremely rare large-format silver coin of classical Athens, struck in only a handful of surviving examples and prized as one of the great rarities of ancient Greek numismatics.

Ancient