Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
20 Francs (Leopold II)
Belgium's gold 20 francs under King Leopold II, a small Latin Monetary Union coin with the bearded king's profile and the crowned national arms.
Modern
Holey Dollar
Australia's first struck coin: a Spanish silver dollar with its centre punched out, counterstamped NEW SOUTH WALES 1813 and revalued at five shillings.
Australian
Victoria Maundy Fourpence
A tiny sterling-silver ceremonial coin from a royal Maundy set. This 1889 example shows Victoria's crowned Jubilee Head and a crowned '4' in a wreath.
British Isles
200 CFA Francs
A modern West African CFA coin worth 200 francs, showing a bold '200 FCFA' with decorative border on one face and a crossed emblem on the other.
World
Susan B. Anthony Dollar
U.S. small-size copper-nickel clad dollar coin (1979–1981, 1999) featuring suffragist Susan B. Anthony and an eagle landing on the moon.
Dollar
Australian Threepence
Australia's small pre-decimal silver threepence (3d), the country's tiniest coin, struck 1910-1964. The example shown carries a George V portrait.
Australian
Three Cent Nickel
A small copper-nickel three-cent coin with a Liberty head obverse and a Roman numeral III inside a wreath; struck at Philadelphia from 1865 to 1889.
Three Cent
Antiochos the Child Tetradrachm
Silver Seleucid tetradrachm, c. 175 BC, with a young diademed head and a martial reverse figure with spear and shield.
Ancient
Alexander the Great Tetradrachm
Silver tetradrachm of Alexander III of Macedon with the head of Heracles in a lion skin and an enthroned deity holding an eagle on the reverse.
Ancient
Antoninianus
Roman imperial coin of the crisis era, marked by a radiate (spiked) crown on the emperor's head; struck in debased silver-and-copper billon, c. 250-270 AD.
Ancient Coins
Maundy Three Pence
A tiny sterling-silver threepence tied to Britain's Royal Maundy tradition; the photographed 1687 coin shows James II's bust and a crowned Roman numeral III.
Maundy
Aureus of Augustus
Roman imperial gold coin bearing the bare head of Augustus, first emperor of Rome, struck during his reign from 27 BC to 14 AD.
Ancient Coins
British East Africa Half Shilling
A small low-fineness silver coin of British East Africa bearing King George VI; the half shilling equalled fifty cents in the East African system.
World
Wu Zhu Cash
A round Han-dynasty bronze cash coin with a central square hole and two seal-script characters, Wu Zhu, naming its weight of five zhu.
Cash Coin
Qian Feng Quan Bao
A round bronze Tang cash coin with a square center hole, cast under Emperor Gaozong in the short-lived Qianfeng era and worth ten ordinary cash.
Cash Coin
Saint-Gaudens Double Eagle
United States $20 gold coin (1907–1933) designed by Augustus Saint-Gaudens, showing a striding Liberty with torch and olive branch before a radiant sun.
Gold Type Coin
Gold Dinar of Alp Arslan
A hand-struck Islamic gold coin of the Great Seljuk sultan Alp Arslan, covered in concentric Arabic inscriptions naming the ruler and caliph, AH 455–465.
Islamic
Liberty Head Eagle
A United States $10 gold coin struck 1838-1907, with Christian Gobrecht's coronet-crowned Liberty head and a shielded eagle. The example shown is dated 1839.
Eagle
Harpers Ferry Quarter
U.S. 25-cent coin from the 2016 America the Beautiful series, showing John Brown's Fort at Harpers Ferry National Historical Park, West Virginia.
Quarter
Solidus of Valentinian I
The gold solidus of Valentinian I (AD 364-375), a pure-gold coin bearing his pearl-diademed profile that anchored the late Roman monetary system.
Ancient
Roman Centenionalis
A small fourth-century Roman bronze coin, part of the reformed low-value currency struck across the empire's mints during a period of frequent monetary change.
Ancient
Medieval Penny
England's standard medieval coin: a small hammered silver penny with a crowned royal head on one side and a cross on the other, struck by hand across many reigns.
Medieval Coins
Capped Bust Half Eagle
Early U.S. five-dollar gold coin with a left-facing capped Liberty and a shield-breasted eagle marked "5 D."; the 1822 shown is a legendary rarity.
United States
Charles I Unite
A large hammered gold coin of Charles I worth twenty shillings, showing his crowned profile and a crowned quartered shield of lions and fleur-de-lis.
Hammered