Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
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
Julius Caesar Denarius
Silver Roman denarius of 44 BC bearing the bareheaded portrait of Julius Caesar, among the first Roman coins to show a living statesman's likeness.
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
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
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
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
Romania International Year of Chemistry Commemorative
Romanian silver 10 lei commemorative dated 2011, issued for the International Year of Chemistry with molecular, laboratory and scientist imagery.
Commemorative
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
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
Twenty Cent Piece
A short-lived U.S. silver coin worth twenty cents, showing a seated Liberty and a soaring eagle, struck only from 1875 to 1878.
Twenty Cent
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
George Washington Presidential Dollar
The 2007 golden dollar honoring George Washington, first coin in the U.S. Presidential $1 series, with a left-facing portrait and Statue of Liberty reverse.
Dollar
Bangladesh One Taka
A small nickel-plated steel coin of Bangladesh worth one Taka, showing a jute plant with stars on the obverse and the numeral 1 with Bengali text and date on the reverse.
South Asia
Standing Liberty Quarter Centennial Gold
A 2016 U.S. quarter-dollar struck in 1/4 oz of .9999 fine gold, reviving Hermon MacNeil's Standing Liberty design for its 100th anniversary.
Quarter
Andrew Jackson Presidential Dollar
2008 U.S. golden dollar honoring Andrew Jackson, the seventh president; part of the Presidential $1 Coin Program with edge-lettered inscriptions.
United States
Barbados 10 Cents
A small copper-nickel Barbadian 10-cent coin showing the national coat of arms on one side and the value and country name on the other.
Circulation