Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
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
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)
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
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
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
20 Lei
Romania's first gold coin, the 1870 20 Lei of Prince Carol I, pairing his left-facing portrait with the national coat of arms.
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
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
Lewis and Clark Exposition Dollar
A small U.S. gold dollar for the 1905 Portland exposition — unusual for carrying an explorer portrait on each side, Meriwether Lewis and William Clark.
Classic Commemorative
Solidus of Honorius
A late Roman gold solidus of Emperor Honorius (r. 393-423 CE), with his diademed bust and an armored standing figure holding a spear and shield.
Ancient
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
Transylvanian Ducat of Catherine of Brandenburg
Gold ducat dated 1630 of Catherine of Brandenburg, ruling Princess of Transylvania, with her portrait and a double-headed eagle and shield reverse.
Medieval
Aureus of A. Manlius Vulso
A rare late-Republican Roman gold aureus of the moneyer A. Manlius Vulso, c. 80 BC, showing a capped head and a horseman carrying a military ensign.
Ancient
10 Roubles (Elizabeth)
An Imperial Russian gold 10 Roubles of Empress Elizabeth, showing her crowned portrait and the double-headed eagle with orb and scepter, dated 1756.
Early Modern
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
Panama-Pacific Exposition $50 (Octagonal)
An eight-sided $50 gold commemorative struck for San Francisco's 1915 world's fair, showing Minerva and her owl — the largest U.S. coin of its era.
Classic Commemorative