Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Liberia 20 Dollars
A modern Liberian 20-dollar commemorative coin dated 2001, pairing the national arms with a saint and ecclesiastical architecture on the reverse.
World
Yuan Shikai Dollar
A silver one-yuan dollar of the early Chinese Republic bearing the left-facing bust of Yuan Shikai, nicknamed the "Fatman Dollar" by collectors.
Circulation
Library of Congress Bicentennial Silver Dollar
A 2000 U.S. silver dollar honoring the 200th anniversary of the Library of Congress, with a 'We the People' quill-and-scroll obverse and the Library facade on the reverse.
Modern Commemorative
Ghaznavid Dinar
Gold dinar of the Ghaznavid dynasty (c. 10th–11th century), an epigraphic Islamic coin struck at Ghazna and allied mints in Afghanistan.
Medieval Islamic
Crown of George IV
A milled silver crown of George IV, with a laureate head facing left and Pistrucci's St George and the dragon on the reverse; the photographed piece is dated 1822.
Milled
Gouden Dukaat
A Dutch gold trade ducat of the United Provinces, showing an armored standing knight and an inscribed heraldic tablet; this example is dated 1724.
Early Modern
Half Crown of William IV
A milled British silver half crown of King William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
Milled
Jordanian 2½ Dinars
A crown-sized 1977 silver commemorative of the Hashemite Kingdom of Jordan, pairing King Hussein's portrait with a standing gazelle from the wildlife-conservation coin theme.
World
Syracuse Dekadrachm
Large silver dekadrachm of Syracuse, c. 405-380 BC, showing a racing quadriga crowned by Victory and a head of the nymph Arethusa with flowing hair.
Ancient
Calpurnia Denarius
Silver Roman Republican denarius of the Calpurnia gens: a right-facing male head on the obverse and a galloping horseman with inscription on the reverse.
Ancient
Austrian Gold Ducat
A high-purity Austrian gold ducat of the Habsburg monarchy, showing a crowned ruler in military dress on the obverse and the double-headed imperial eagle on the reverse.
Bullion/gold
Double Louis d'Or
A large gold coin of Louis XIV dated 1701: the king's laureate profile and 'LUDOVICUS MAGNUS' obverse, an ornate cross of arms reverse.
Royal
Tetradrachm of Ptolemy VIII
Silver tetradrachm of Ptolemy VIII of Egypt, c. 170-116 BC, with a diademed royal head on the obverse and an eagle on a thunderbolt reverse.
Ancient
Louis d'Or Coin Weight
A French bronze monetary weight (poids monétaire) made to check the weight of a gold Louis d'Or, not a coin itself but a money-changer's balance weight.
Coin Weight
Numapis Denarius
A silver denarius of the Roman Republic (1st century BC) pairing a male portrait facing right with a ship or galley and lettering on the reverse.
Ancient
British Double Florin
Large Victorian silver four-shilling piece with the Jubilee Head of Queen Victoria and a cross of four crowned shields on the reverse.
World Coins
Draped Bust Half Dollar
Early U.S. silver fifty-cent piece of 1796–1807. The pictured 1796 Small Eagle with 15 stars is among the rarest of all American coins.
Half Dollar
German 1 Deutsche Mark
The workhorse 1-Mark coin of West Germany and reunified Germany, showing a large numeral 1 framed by oak leaves and the words DEUTSCHE MARK.
Circulation
Abbasid Silver Dirham
A thin, broad Islamic silver coin of the Abbasid Caliphate, covered edge to edge with concentric Kufic Arabic inscriptions and dated AH 132 (AD 749–750).
Islamic
Hungarian 9 Ducats
A large gold multiple-ducat piece of Hungary dated 1896, showing a bearded crowned figure with sword and shield and the crowned Hungarian arms.
Bullion/gold
Durango 5 Centavos
A copper 5 centavos struck in the State of Durango during the Mexican Revolution, showing a large numeral 5 and the Mexican national eagle, dated 1914.
Revolutionary
10,000 Soles de Oro
A large Peruvian silver coin of 10,000 soles de oro, its obverse bearing the national coat of arms with the vicuna, cinchona tree and cornucopia.
Circulation
Marinid Gold Dinar
Aniconic Islamic gold dinar of the Marinid dynasty of Morocco, its faces filled with Arabic religious inscriptions framed by geometric border bands.
Medieval Islamic
Dutch East Indies Duit
Small copper duit of the Dutch East India Company (VOC), showing the interlaced VOC monogram and a crowned provincial coat of arms, dated 1735.
Southeast Asia