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

Byzantine Miliaresion
The main large silver coin of the middle Byzantine Empire, introduced in the 8th century and typically featuring a plain cross on steps, reflecting the era's Iconoclast religious tensions.
Ancient
Testoon
The earliest English coin to carry a realistic royal portrait, introduced under Henry VII around 1487 as the forerunner of the shilling, later continued and debased under Henry VIII.
British
Quarter Guinea
A rarely issued small gold coin worth one-quarter of a guinea, struck only in 1718 under George I and again briefly in 1762 under George III.
British
Three-Dollar Gold Piece
An unusual and short-lived gold denomination created partly to simplify buying sheets of three-cent postage stamps, now a favorite oddity among gold coin collectors.
United States
Indian Gold Mohur
The traditional high-value gold coin of the Indian subcontinent, struck for centuries by Mughal emperors, later by the British East India Company, British India, and various princely states.
Asian
Japanese Trade Dollar
A short-lived Meiji-era silver coin struck to the same weight and fineness as the Mexican and U.S. Trade Dollars so Japan could compete in East Asian commerce.
Asian
Chilean 20 Pesos Gold
The smallest of Chile's regular gold coin denominations, issued both in an earlier 19th-century gold peso series and later as part of the 1926 condor-themed gold reform.
Latin American
Chilean 100 Pesos Gold 'Condor'
Chile's flagship 20th-century gold coin, popularly called the "Condor" for the majestic Andean bird featured on its reverse, historically prized as an internationally recognized gold piece.
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
British India Gold Mohur (East India Company)
High-value gold coin issued by the East India Company and later the British Crown in India, used for major transactions and prized today for its gold content and classic portraiture.
Asian
Chinese Wu Zhu Cash
One of history's longest-running coin types, cast continuously for over seven centuries across multiple Chinese dynasties after its introduction under Emperor Wu of Han.
Ancient
Byzantine Gold Tremissis
A small gold fractional coin worth one-third of a solidus, widely struck across the early Byzantine world and imitated by Germanic successor kingdoms in the former Western Roman Empire.
Ancient
1999 Susan B. Anthony Dollar
A one-year revival of the Susan B. Anthony dollar, struck in 1999 to meet demand for dollar coins in vending and transit use before the Sacagawea dollar's launch the following year.
United States
Shield Nickel
The first copper-nickel five-cent coin, the Shield Nickel features a national shield on the obverse and was issued from 1866 to 1883, including rare rays and proof-only dates.
United States
George V Five Cents (silver)
The last era of Canadian silver five-cent coins, struck under King George V until nickel replaced silver in 1922, including the legendary rarity of the 1921 date.
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
1885 Trade Dollar
One of the rarest official United States coins, a proof-only issue struck years after the Trade dollar series had officially ended, with only a handful of examples known.
United States
Indian Head Quarter Eagle ($2.50)
A small gold coin featuring Bela Lyon Pratt's distinctive incuse Native American design, one of only two U.S. denominations ever struck with recessed devices.
United States
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
Joachimsthaler
Struck beginning in 1520 in the Bohemian silver-mining town of Joachimsthal, this large silver coin gave its name, shortened to 'thaler' and later 'dollar,' to countless currencies around the world.
European
Persian Gold Toman (Qajar)
The principal gold coin of Qajar Persia, valued at ten silver kran, struck under a succession of shahs from the late 18th century until the dynasty's end in 1925.
Asian
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
English Sovereign of Henry VII
The first English sovereign, introduced by Henry VII in 1489 as a large, prestigious gold coin showing the king enthroned in majesty, meant to project royal power after the Wars of the Roses.
British
Italian 5 Lire Silver
The silver 5 Lire was the largest circulating silver coin of the newly unified Kingdom of Italy, featuring the portraits of its early kings and the national eagle, and remains a favorite of Italian collectors.
European