Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Barber Dime
U.S. ten-cent silver coin struck 1892–1916, showing a right-facing Liberty head and a wreath enclosing "ONE DIME" on the reverse.
Dime
Tetradrachm of Antiochos I Soter
A large Seleucid-era silver coin of Antiochos I Soter, showing a helmeted bearded royal head and a standing elephant, a symbol of eastern military power.
Ancient
Antoninianus of Numerian
Late Roman radiate coin of the short-lived emperor Numerian (283-284 AD), showing his spiked crown and a Victory or standing deity on the reverse.
Ancient
20 Para
A small base-metal coin of socialist Yugoslavia, showing the value 20 with the date 1974 on one side and the six-flame Yugoslav state emblem on the other.
Modern
Trinidad and Tobago 50 Cents
A large copper-nickel Caribbean circulation coin; the 1967 example carries the national coat of arms and country name on the obverse and the 50-cent value on the reverse.
Circulation
Spanish Colonial 2 Reales (Milled)
A small milled silver coin of the Spanish Empire, struck in colonial American mints; this example is dated 1776 and shows heraldic lions, castles and a crowned shield.
Colonial
Trinidad and Tobago 25 Cents
A copper-nickel 25-cent coin of Trinidad and Tobago: a leafy national-flower plant design on one face and the value TWENTY FIVE CENTS on the other.
Circulation
Halfcrown of William III
A silver two-shilling-and-sixpence coin of William III showing his laureate profile facing right and crowned cruciform shields of arms, dated 1696.
Milled
Aureus of Faustina II
Roman imperial gold coin with the draped bust of Faustina II, daughter of Antoninus Pius and wife of Marcus Aurelius, struck around 147-150 AD.
Ancient Coins
William IV One Rupee
Silver one-rupee coin of British India struck in 1835 under the East India Company, bearing the right-facing bust of King William IV.
British India
Daoguang Tongbao
A round Chinese bronze cash coin with a square center hole, cast under the Qing emperor Daoguang; this example bears the Bao Quan mint mark.
Cash Coin
Turban Head Quarter Eagle
First U.S. $2.50 gold coin (1796), designed by Robert Scot; Liberty in a soft cap facing right with a heraldic eagle reverse. Extremely rare.
United States
Liberty Head Double Eagle
U.S. $20 gold coin struck 1850–1907, showing a coroneted Liberty head left and a heraldic eagle with shield; the 1869 is a with-motto Type 2.
Double Eagle
Seated Liberty Quarter
U.S. twenty-five-cent silver coin struck 1838–1891, showing Liberty seated with shield and staff on the obverse and a shield-breasted eagle on the reverse.
Quarter
Minnesota State Quarter
2005 U.S. 25-cent coin in the 50 State Quarters series, showing Minnesota's outline, a common loon, anglers in a boat, and pines above 1858.
Quarter
Seated Liberty Dime with Arrows
A silver Seated Liberty dime with small arrows flanking the date, marking the 1853 weight reduction; struck 1853–1855, with the pictured coin dated 1853.
Dime
Celtic Gold Quarter Stater
A small Iron Age gold coin struck by the Celtic peoples of ancient Britain, valued at one-quarter of a full stater and marked by abstract, geometric designs.
Ancient
Gold Chervonets
Soviet gold coin of 1923 worth one chervonets (10 rubles), showing a peasant sowing before a rising sun and factories, with the Soviet state emblem.
World
Joachimsthaler (Thaler)
A large early-16th-century Bohemian silver thaler from Joachimsthal, dated 1525; the coin whose name gave rise to the words 'thaler' and 'dollar'.
Early Modern
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
Liberty Head Quarter Eagle
U.S. $2.50 gold coin struck 1840–1907, with a coronet-crowned Liberty head obverse and a shield-breasted eagle reverse marked "2½ D."
Quarter Eagle