Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Byzantine Gold Histamenon Nomisma
A distinctive concave (cup-shaped) Byzantine gold coin introduced in the 10th century as the full-weight companion to the flat tetarteron nomisma.
Ancient
2011 Gettysburg America the Beautiful Quarter
An America the Beautiful Quarters release honoring Gettysburg National Military Park in Pennsylvania, site of the pivotal 1863 Civil War battle.
United States
Ottoman Para
A small fractional Ottoman coin, historically 1/40 of a kurus, struck for centuries in varying metals as the empire's lowest everyday denomination.
World
Uruguay Peso Silver 'Artigas'
A silver Uruguayan peso honoring national founding hero Jose Gervasio Artigas, struck in the early twentieth century as part of Uruguay's circulating coinage.
Latin American
Argentine Argentino Gold (5 Pesos)
Argentina's principal 19th-century gold coin, worth 5 pesos oro and called an "Argentino," struck to Latin Monetary Union weight standards for use in international trade.
Latin American
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
Chinese Ban Liang Cash
China's first standardized round coin with a square center hole, introduced under Qin Shi Huang to unify currency across the newly consolidated Chinese empire.
Ancient
Chinese Song Dynasty Cash Coin
A round bronze coin with a square center hole issued during China's Song Dynasty, among the most massively produced and commonly collected pre-modern Chinese coin types.
Asian
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
French Napoleon 20 Francs Gold
France's standard 19th-century gold coin, first struck under Napoleon I and continued under later rulers and the Republic, giving rise to the enduring nickname "Napoleon" for any 20-franc gold coin.
European
Spanish 5 Pesetas Silver (Duro)
Spain's classic large silver crown coin, popularly nicknamed the 'duro,' issued under several monarchs and a provisional republic in the late 19th century.
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
Thailand (Siam) Silver Baht 'Bullet Money' (Pod Duang)
Distinctive bent-bar silver currency used in Siam for centuries, hand-formed into a bullet-like shape and stamped with royal marks in place of a flat coin design.
Asian
Liberty Head Quarter Eagle ($2.50)
A small 19th-century gold coin featuring Christian Gobrecht's Coronet Head design, minted across many branch facilities during America's gold rush era.
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
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
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
1996-W Roosevelt Dime
A special anniversary-issue dime struck at West Point and included only in 1996 Uncirculated Mint Sets, never released for general circulation.
United States
Armenian Silver Noah's Ark
A biblically themed silver bullion coin issued by the Central Bank of Armenia, referencing Mount Ararat's traditional association with Noah's Ark.
World
French Franc Germinal
Not a single coin but the bimetallic monetary standard fixed by Napoleon's 1803 law, defining the franc's silver and gold content for over a century.
European
Swedish Riksdaler
Sweden's traditional silver dollar denomination, used for roughly two centuries before being replaced by the krona in the 1870s currency reform.
European
Netherlands East Indies VOC Duit
Copper coin struck by the Dutch East India Company (VOC) for circulation in its Asian trading territories, a common relic of 18th-century colonial commerce.
Asian
Siamese Rama V Silver Baht
Western-style silver baht introduced under King Chulalongkorn (Rama V) of Siam, replacing centuries-old bullet money with modern flat coinage.
Asian
1964 Charlottetown-Quebec Silver Dollar
A commemorative Canadian silver dollar marking the centennial of the 1864 Charlottetown and Quebec Conferences that laid the groundwork for Canadian Confederation.
Canadian