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

Trajan Denarius
The silver coin of Emperor Trajan, whose reign marked the Roman Empire's greatest territorial extent, with coin types celebrating his Dacian conquests and vast building program.
Ancient
Nero Denarius
The silver coin of the notorious emperor Nero, whose AD 64 currency reform slightly reduced the denarius's silver content and weight, a step in the long history of Roman debasement.
Ancient
US Bicentennial Quarter (1976)
A special dual-dated quarter struck to celebrate the 200th anniversary of American independence, featuring a colonial drummer boy on the reverse in place of the usual eagle.
United States
Texas Independence Centennial Half Dollar
A commemorative half dollar marking the 100th anniversary of Texas independence from Mexico, featuring an eagle on a lone star and figures of Sam Houston and Stephen F. Austin.
Commemorative
British Crown
Valued at five shillings, the British crown is a large silver (and later cupro-nickel) coin with a production history stretching from Tudor England to modern commemorative issues.
British
New Zealand Half Crown (pre-decimal)
The largest denomination in New Zealand's regular pre-decimal coin series, featuring the national coat of arms, circulated from 1933 until decimalization in 1967.
Africa & Oceania
1893-S Morgan Dollar
The undisputed key date of the Morgan dollar series, struck at San Francisco with the lowest mintage of any regular-issue Morgan, roughly 100,000 coins.
United States
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
Nero Sestertius
A large bronze/brass coin of Nero widely admired for exceptional artistry, including famous reverse scenes of the Port of Ostia and the closed Temple of Janus.
Ancient
Peru 8 Reales (Lima Mint)
The flagship silver dollar-size coin of colonial and early republican Peru, struck at the historic Lima mint from cob and pillar types through crowned-shield busts.
Latin American
Gold Panda (China)
China's flagship gold bullion coin, issued since 1982 with a different panda design nearly every year, making the series a favorite among both bullion buyers and date-and-design collectors.
Bullion
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
Corinthian Pegasus Stater
A widely circulated ancient Greek silver coin from Corinth, featuring the winged horse Pegasus on the obverse and a helmeted head of Athena on the reverse.
Ancient
Caracalla Antoninianus
The first antoninianus coins, introduced by Caracalla in 215 AD as a debased double-denarius identified by the emperor's radiate crown.
Ancient
French Ecu (Louis d'Argent)
France's principal large silver coin of the pre-revolutionary era, bearing the reigning king's portrait, used as the standard silver crown-sized coin for over a century before decimalization.
European
Vespasian Denarius
The silver coin of Emperor Vespasian, founder of the Flavian dynasty, notably including the famous 'Judaea Capta' series commemorating Rome's suppression of the Jewish revolt.
Ancient
German Saxony Ducat
A high-purity gold trade coin struck for centuries by the rulers of Saxony, one of the most important German states before national unification.
European
Italian 100 Lire Gold
The largest gold denomination of the Kingdom of Italy's Latin Monetary Union coinage, struck under Vittorio Emanuele II and Umberto I in relatively limited numbers.
European
Russian Ruble (Imperial)
The principal silver coin of the Russian Empire, struck for over two centuries and bearing the portraits of successive tsars and the imperial double-headed eagle.
European
Bremen Thaler
A silver thaler of the free Hanseatic city of Bremen, typically featuring the city's key emblem, issued for centuries as an independent trading city's own coinage.
European
German Hamburg Ducat
A small, exceptionally high-purity gold trade coin struck for centuries by the free city of Hamburg, prized for its consistent fineness and long production history.
European
Sun Yat-sen Memorial Dollar (Junk Dollar)
A Republic of China silver dollar honoring founding father Sun Yat-sen, nicknamed the junk dollar for its reverse image of a traditional Chinese sailing ship, a widely collected 1930s Chinese coin.
Asian
Unite
A gold twenty-shilling coin introduced by James I in 1604 to celebrate the union of the English and Scottish crowns, its name literally symbolizing the joining of the two kingdoms.
British
1870 Victoria Twenty-Five Cents
The first twenty-five-cent coin struck for the newly formed Dominion of Canada, issued in 1870 to replace the earlier, often-confused 1858 twenty-cent piece.
Canadian