Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Roman Aureus of Augustus
A gold coin struck under Rome's first emperor, Augustus, marking the establishment of a stable imperial gold coinage that funded and symbolized the new Roman Empire.
Ancient
1891 Seated Liberty Quarter
The final year of the long-running Seated Liberty quarter design before it was replaced by the Barber quarter in 1892, popular as an affordable closing-date type coin.
United States
Sacagawea Dollar
A golden-colored, manganese-brass dollar coin (2000-present) depicting Sacagawea carrying her infant son, replacing the Susan B. Anthony dollar.
United States
Austrian 100 Corona Gold
A large gold coin of Austria-Hungary bearing Emperor Franz Joseph I, popular today as a bullion and collector piece thanks to its restrike program.
European
French 10 Francs Gold (Napoleon Rooster)
A small French gold coin from the Third Republic featuring the Gallic rooster reverse, a smaller companion to the famous 20 francs 'Coq' gold piece.
European
Spanish 100 Reales Gold (Isabel II)
A mid-19th-century Spanish gold coin struck under Queen Isabel II, part of Spain's pre-peseta reales-based monetary system.
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
Third Guinea
A small gold coin worth one-third of a guinea, or seven shillings, struck under George III in the years leading up to the introduction of the modern sovereign.
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
Vespasian Judaea Capta Sestertius
A large bronze coin of Emperor Vespasian commemorating Rome's suppression of the Jewish Revolt, showing a mourning captive beneath a palm tree with the legend IVDAEA CAPTA.
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
Liberty Head Double Eagle
A large gold twenty-dollar coin featuring Liberty's coronet-crowned head, struck for decades amid the California Gold Rush and westward mint expansion.
United States
Venetian Gold Ducat
First struck in 1284, the Venetian gold ducat became medieval Europe's most trusted trade coin, prized for centuries for its unwavering weight and purity.
European
Italian 20 Lire Gold (Vittorio Emanuele)
The Kingdom of Italy's standard 20 lire gold coin, issued under kings including Vittorio Emanuele II, sharing the Latin Monetary Union's gold specifications with coins like the French Napoleon.
European
Parthian Silver Drachm
Long-running silver coin of the Parthian Empire, showing the king's portrait on the obverse and the dynasty's founder as a seated archer on the reverse.
Ancient
Decimal New Penny
The UK's smallest decimal coin, introduced on Decimal Day, 15 February 1971, inscribed "NEW PENNY" until 1982.
British
Republican Quinarius
A half-denarius silver coin of the Roman Republic, often depicting the twin gods Castor and Pollux (the Dioscuri) riding on horseback.
Ancient
Egyptian 10 Piastres (silver)
A workhorse silver coin of Khedival, Sultanate, and Kingdom-era Egypt, one-tenth of a pound and commonly found in worn circulated grades from decades of daily use.
Africa & Oceania
Canadian Palladium Maple Leaf
The Royal Canadian Mint's palladium bullion coin, sharing the Maple Leaf design used across Canada's precious metal series, produced intermittently since 2005.
Bullion
Colombian Peso Silver
Colombia's traditional silver dollar-sized coin, struck across different eras of the country's political evolution, from Nueva Granada through the modern Republic of Colombia.
Latin American
Papal States Scudo
The principal silver coin of the Papal States, bearing the portrait or arms of the reigning pope alongside religious imagery, struck for centuries until the Papal territories' loss of independence.
European
Netherlands Lion Daalder (Leeuwendaalder)
A large silver trade coin of the Dutch provinces showing a knight and a rampant lion, widely circulated in colonial North America and the Ottoman world as the prototype 'lion dollar.'
European
George V Fifty Cents
Canada's fifty-cent silver coin issued under King George V, spanning a reduction in silver fineness in 1920 and including the famously rare 1921 date.
Canadian