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

Italian 10 Lire (Silver)
Kingdom of Italy silver 10 Lire coin, best known for the 1926–1930 'Biga' type showing a two-horse chariot, struck under Vittorio Emanuele III.
European
German Bavaria Thaler
A large silver crown-sized coin issued by the Bavarian state, one of many German territorial thalers struck before German unification.
European
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
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
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
Liberty Head Eagle ($10)
A long-running 19th-century gold coin featuring Christian Gobrecht's Coronet Head design, minted at numerous branch mints across the expanding United States.
United States
Indian Head Eagle ($10)
A striking early 20th-century gold eagle designed by Augustus Saint-Gaudens as part of President Theodore Roosevelt's push to beautify American coinage.
United States
German Bremen Thaler
A silver thaler issued by the Free Hanseatic City of Bremen before German unification, featuring the city's heraldic key, part of the patchwork of pre-1871 German state and city coinages.
European
German States Thaler
A large silver coin struck by the many independent states of the German-speaking world for over three centuries, and the direct linguistic ancestor of the word 'dollar.'
European
1982 Copper/Zinc Transition Lincoln Cent
The single year the Lincoln cent's composition changed mid-year from 95% copper bronze to copper-plated zinc, producing seven recognized date, mint, and metal varieties.
Errors & Varieties
Netherlands 10 Gulden Gold (Wilhelmina)
The gold 10 Gulden coin featuring Queen Wilhelmina was the Netherlands' standard gold circulation and reserve coin in the early 20th century, later restruck as a recognized gold bullion piece.
European
Swiss 10 Francs Gold Vreneli
The smallest denomination of Switzerland's iconic "Vreneli" gold series, featuring a Swiss maiden's profile, prized by collectors and gold buyers alike for its classic design and modest size.
European
Indian Head Gold Eagle ($10)
A striking early 20th-century $10 gold coin designed under President Theodore Roosevelt's coinage renaissance, featuring an incuse (recessed) design and a Native American-style Liberty portrait.
United States
Mexican 10 Pesos Gold 'Hidalgo'
A small Mexican gold coin honoring independence leader Miguel Hidalgo, struck during the Porfiriato and later restruck for the bullion market in the 1950s.
Latin American
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
German 3 Mark Silver
A large silver coin of Imperial Germany, issued by the various constituent states with distinct rulers' portraits and commemorative designs.
European
German 5 Deutsche Mark Commemoratives
West Germany issued special silver 5 Deutsche Mark coins from the 1950s through the mid-1980s to mark anniversaries, institutions, and notable Germans, alongside its regular circulating 5 DM coin.
Commemorative
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
German Prussia 20 Mark Gold
The standard gold coin of Prussia within the newly unified German Empire, featuring successive Prussian kings and forming a key part of the empire's gold mark system.
European
German 5 Mark Silver (Kaiserreich)
The 5 Mark was the largest circulating silver coin of the German Empire, issued by numerous constituent states and free cities, each with its own portrait or design under a common imperial system.
European
German Empire 20 Mark Gold (Wilhelm II)
The standard gold coin of the German Empire under Kaiser Wilhelm II, struck at multiple state mints and widely collected for its imperial portrait and eagle reverse.
European
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
Gold Half Sovereign
Smaller companion to the gold sovereign, struck since 1817 at half the weight and value, sharing the same monarch portraits and often the same St George reverse design.
British
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