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

Republican Victoriatus
A lighter-weight Roman Republican silver coin depicting Jupiter and a Victory crowning a trophy, used largely for trade with the Greek-influenced south.
Ancient
Commodus Denarius
Silver denarius of Commodus, the erratic son of Marcus Aurelius, whose later coinage famously depicted him as Hercules with lion skin and club.
Ancient
1794 Flowing Hair Dollar
The very first silver dollar struck by the United States Mint, produced in extremely limited numbers and ranking among the most valuable American coins in existence.
United States
US Morgan Dollar
Classic American silver dollar struck from 1878 to 1921, named for designer George T. Morgan and known for its detailed Liberty head and eagle reverse.
United States
1934 Peace Dollar
A Depression-era Peace Dollar issue struck at three mints, with the low-mintage 1934-S standing out as a semi-key date prized by collectors.
United States
Half Groat
A small hammered silver coin worth half the value of the groat, or two pence, struck across three centuries of English coinage from the reign of Edward III through the Stuart era.
British
Claudius Denarius
A silver denarius of Emperor Claudius, whose unexpected rise to power after Caligula's assassination was famously secured with the support of the Praetorian Guard.
Ancient
1885 Liberty Head V Nickel
The key date of the Liberty Head V Nickel series, struck in one of the lowest mintages of the run and highly sought after to complete a date set.
United States
Mexican Libertad
Mexico's flagship bullion coin, featuring the Angel of Independence on the obverse and the national coat of arms on the reverse, prized for its classic design and high purity.
Bullion
Crown
Large British coin traditionally worth five shillings, historically struck in silver and famed for elaborate designs, now issued mainly as a cupro-nickel commemorative.
British
Edward VII Ten Cents
Canada's silver ten-cent coin struck during the brief reign of King Edward VII, bridging the Victorian and Georgian eras of Canadian coinage design.
Canadian
Threepence
A small British coin worth three pence, issued first as a tiny silver piece and later as the distinctive 12-sided brass 'threepenny bit' beloved for its unusual shape.
British
Antiochos Seleucid Tetradrachm
Silver tetradrachm struck for one of several Seleucid kings named Antiochus, featuring a royal portrait obverse and enthroned Apollo reverse typical of the dynasty.
Ancient
1934 Washington Quarter Doubled Die Obverse
An early doubled die variety from the second year of the Washington quarter series, showing doubling on the obverse and collected as part of specialized variety sets.
Errors & Varieties
2000 Sydney Olympics Coin Series
The Royal Australian Mint issued one of the largest circulating commemorative coin programs ever produced for a single Olympics, featuring numerous $5 designs alongside premium silver and gold proof coins for the Sydney 2000 Games.
Commemorative
Victoria Ten Cents (dime)
Canada's early silver ten-cent coin issued under Queen Victoria, struck intermittently from the introduction of decimal currency in 1858 through the end of her reign in 1901.
Canadian
Caracalla Denarius
Silver denarius of Caracalla, son of Septimius Severus, remembered for extending Roman citizenship empire-wide and for murdering his brother Geta.
Ancient
British Britannia
The United Kingdom's official gold and silver bullion coin, featuring the classical helmeted figure of Britannia, issued by the Royal Mint since 1987.
Bullion
Valens Siliqua
A thin silver siliqua of Valens, eastern Roman emperor who died at the disastrous Battle of Adrianople against the Goths in 378 AD.
Ancient
Flowing Hair Dollar
The first silver dollar struck by the United States Mint, issued in 1794-1795 with a flowing-haired Liberty and small eagle reverse; the 1794 date is among the rarest and most valuable U.S. coins.
United States
Philippine 20 Centavos (US-Philippines)
A small silver coin from the US administration of the Philippines, showing Liberty striking an anvil before Mount Mayon on the obverse and a heraldic eagle on the reverse.
Asian
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
Bavaria Thaler
The historic large silver coin of Bavaria, struck across centuries by its electors and kings, capturing the state's political and artistic history until Germany's currency unification in the 1870s.
European
Portuguese 1000 Reis
A large silver crown of the Kingdom of Portugal, bearing the reigning monarch's portrait and national arms, serving as the country's principal high-value silver coin before the 1910 republic.
European