Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Aureus of Marcus Aurelius
Small Roman gold coin of the reign of Marcus Aurelius; this piece shows a diademed portrait and a standing deity or personification, dated to 163 AD.
Ancient Coins
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
10 Markka
Finland's largest circulating markka coin: a bimetallic 10 markkaa with a capercaillie bird on the obverse, struck 1993–2001 until the euro.
World
20 Drachmai
Greece's 1884 gold 20 Drachmai of King George I: a small Latin Monetary Union gold coin with the king's portrait and the crowned royal arms.
Modern
Guinea of George II
A milled gold guinea of Great Britain struck during the reign of George II, with a left-facing royal bust and a crowned heraldic shield reverse.
Milled
Louisiana Purchase Exposition Dollar (Jefferson)
An 1903 U.S. commemorative gold dollar honoring the Louisiana Purchase, featuring Thomas Jefferson's left-facing profile and struck for the 1904 St. Louis World's Fair.
Classic Commemorative
Irish Pistole
A rare hammered gold emergency coin of 1640s Ireland, marked with its weight in pennyweights and grains rather than a portrait, and rated as a pistole.
Hammered
Sesquicentennial of American Independence Quarter Eagle
A 1926 U.S. commemorative $2.50 gold coin marking 150 years of American independence, with Liberty holding a torch and scroll and Independence Hall on the reverse.
Classic Commemorative
Spanish Doubloon (8 Escudos)
Large Spanish gold coin worth eight escudos, showing the right-facing bust of King Charles IV and a crowned Spanish shield with a cross.
World Coins
Flowing Hair Stella
An 1879 U.S. $4 gold pattern coin with a flowing-hair Liberty obverse and a large-star "ONE STELLA" reverse; famous rarity, never circulated.
Stella
Classic Head Quarter Eagle
U.S. $2.50 gold coin struck 1834–1839, with a band-bound Liberty head obverse and a shield-breasted eagle reverse marked "2½ D."
Quarter Eagle
German 10 Deutsche Mark Commemorative
A West/unified German silver 10 Deutsche Mark commemorative; this 1995 issue honors Heinrich der Loewe (Henry the Lion) with the Federal Eagle reverse.
Commemorative
Medal of Honor Commemorative Half Eagle
US 2011 gold $5 commemorative honoring the Medal of Honor, showing the Army version of the medal above a Corinthian column.
Commemoratives
Edward III Quarter Noble
Small medieval English gold coin of Edward III, showing a crowned shield of arms on the obverse and an ornate floral cross design on the reverse.
Medieval Coins
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
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
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
East India Company One Mohur
A machine-struck gold mohur of the East India Company bearing the young Queen Victoria, with a left-facing bust and the legend 'VICTORIA QUEEN', dated 1841.
British India
Fatimid Dinar of Imam Nizar
An 11th-century Fatimid gold dinar with concentric circular Kufic inscriptions naming the ruler and Shi'a invocations, a hallmark of Fatimid coinage.
Islamic (Medieval)
Indian Head Eagle
U.S. $10 gold eagle struck 1907–1933, designed by Augustus Saint-Gaudens, with a feathered-headdress Liberty and a standing eagle reverse.
Eagle
Turban Head Half Eagle
First U.S. gold $5 coin, 1795: Liberty in a soft cap facing right, with a heraldic shield-breasted eagle reverse struck in 22-karat gold.
Half Eagle
Solidus of Gratian
Late Roman gold solidus of Emperor Gratian (r. 367–383 CE), showing his curly-haired, diademed, draped and cuirassed portrait.
Ancient
Solidus of Theodosius I
A late Roman gold solidus struck for the emperor Theodosius I (AD 379-395), showing his diademed portrait and the legend D N THEODOSIVS AVG.
Ancient
Mithqal (Tilla) of Babur
A hand-struck gold mithqal (tilla) of Babur, founder of the Mughal Empire, carrying his ruler titles in Persian and the mint-and-date on the reverse.
Mughal India