Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
Indian Head Quarter Eagle
U.S. $2.50 gold coin of 1908–1929 with a sunken (incuse) design: an Indian in a feathered war bonnet on the obverse and a standing eagle reverse.
Quarter Eagle
Capped Head Quarter Eagle
A rare early U.S. $2.50 gold coin struck 1821–1834, showing a left-facing capped Liberty head amid stars and a heraldic eagle with shield and E PLURIBUS UNUM.
United States
Victoria Maundy Twopence
A tiny sterling-silver ceremonial coin from a Royal Maundy set. This 1845 example shows Victoria's young head and a crowned 2 in a wreath.
British Isles
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
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
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
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
Denarius of C. Cato
Silver Roman Republican denarius struck at Rome in 123 BC by the moneyer C. Cato, with a helmeted head of Roma and Victory driving a chariot.
Ancient
Ceylon 5 Rupees Buddhism Anniversary
Ceylon's 1957 silver five rupees marking 2,500 years of Buddhism, with an ornate 2500 device amid mythological creatures and a scrolled RUPEES reverse.
South Asia
Antoninianus of Tetricus I
A billon antoninianus of the Gallic emperor Tetricus I (270–273 AD), showing his radiate portrait and a standing figure of Pax on the reverse.
Ancient
Follis of Maximian
A large silvered-bronze follis of the emperor Maximian, introduced with Diocletian's coin reform of the Tetrarchy around AD 294.
Ancient
Half Sovereign of George III
British 22-carat gold half sovereign of George III, introduced in 1817 with a laureate bust and a crowned shield of arms; face value ten shillings.
Milled
Denarius of Septimius Severus
Silver denarius of the Roman emperor Septimius Severus (193–211 AD), showing his laureate head and a standing reverse figure.
Ancient
Antoninianus of Claudius II
A billon antoninianus of the Roman emperor Claudius II Gothicus (268–270 AD), showing his radiate bust on one side and a standing deity on the other.
Ancient
Antoninianus of Carinus
Bronze radiate coin of the emperor Carinus (283-285 AD), recognizable by his spiked crown and a standing or seated deity on the reverse.
Ancient
Follis of Diocletian
A large silver-washed bronze coin of the Tetrarchy, introduced by Diocletian's currency reform around AD 294 with a stern laureate portrait.
Ancient
Antoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
Ancient
Antoninianus of Valerian II
Roman radiate coin of Valerian II, the young Caesar (c. 253-260 AD), showing his spiked crown and a standing figure on the reverse.
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
Gold Tetradrachm of Ptolemy II and Arsinoe II
Ptolemaic gold of Egypt, c. 260-240 BC, with paired busts of Ptolemy II and Arsinoe II on one side and Ptolemy I and Berenike I on the other.
Ancient
Charles I Twenty Pence
A small hammered silver twenty-pence coin of Charles I, showing his crowned profile and a heraldic reverse with rose and thistle badges.
Hammered
Trinidad and Tobago Dollar
A Trinidad and Tobago one-dollar circulation coin dated 2015, showing the national coat of arms on the obverse and national emblems on the reverse.
Circulation
Indonesia 5 Rupiah
A lightweight aluminum 5-rupiah coin of the Republic of Indonesia dated 2003, carrying the Garuda eagle emblem and the legend Bank Indonesia.
Southeast Asia