Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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.
AncientAntoninianus of Otacilia Severa
Roman double-denarius of the empress Otacilia Severa, wife of Philip I (246-248 AD), with her draped bust and a standing personification on the reverse.
AncientLeif Erikson Commemorative 1000 Króna
Icelandic silver commemorative dated 2000, marking the millennium of Leif Erikson's voyage and the Norse discovery of North America.
CommemorativeFollis 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.
AncientAntoninianus of Trebonianus Gallus
A radiate-crowned billon antoninianus of the emperor Trebonianus Gallus, struck AD 251-253 with a standing deity or personification on the reverse.
AncientDenarius of Caracalla
A silver denarius of the Roman emperor Caracalla, struck 198–217 CE, showing his laureate right-facing bust and a Latin legend encircling the design.
AncientBronze Coin of Septimius Severus (Tyre)
Roman provincial bronze struck at Tyre (Phoenicia) under Septimius Severus, 193-211 AD, with the emperor's bust on the obverse and a temple or deity reverse.
AncientCongress Bicentennial Silver Dollar
A 1989 U.S. commemorative silver dollar marking 200 years of Congress, pairing a standing Liberty-style figure with an eagle above the U.S. Capitol.
Modern Commemorative1 Markka
Finland's bimetallic one-markka coin (1993–2001), with a crowned heraldic lion on one face and a large numeral 1 on the other.
WorldDenarius of Macrinus
Silver denarius of Macrinus (r. 217–218 AD), a bearded emperor portrait paired with a standing deity or personification on the reverse.
AncientAntoninianus 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.
AncientRoman Republic Semuncia
Smallest Roman Republican bronze denomination, worth half an uncia, struck around 217-215 BC with a Mercury head and a galley prow.
AncientSovereign of William IV
A 22-carat gold sovereign of William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
MilledTurban 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 EagleBicentennial Quarter
U.S. 25-cent coin issued for the 1976 Bicentennial, pairing Washington's portrait with a Colonial drummer and the dual date 1776-1976.
QuarterChina Panda Gold Coin
A modern Chinese gold bullion coin with the Temple of Heaven on one side and a giant panda on the other; this 2016 issue is a 30-gram gold piece.
BullionTetradrachm of Ptolemy IV
Silver tetradrachm of Ptolemy IV Philopator, 221-204 BC, with the jugate busts of Sarapis and Isis on the obverse and an eagle on a thunderbolt on the reverse.
AncientFollis of Maximian
A large silvered-bronze follis of the emperor Maximian, introduced with Diocletian's coin reform of the Tetrarchy around AD 294.
AncientDenarius of Julia Domna
Roman silver denarius of the empress Julia Domna (193-217 CE), with her draped bust and a standing goddess or personification on the reverse.
AncientLysimachos Tetradrachm
Silver tetradrachm of Lysimachos of Thrace, c. 297-282 BC, showing the deified head of Alexander the Great and Athena seated with a shield and spear.
AncientAntoninianus of Carus
Late-Roman bronze radiate of the emperor Carus (282-283 AD), showing his bearded, spiky-crowned head and a standing personification on the reverse.
AncientAntoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
AncientSwedish Gold Commemorative
An early-20th-century Swedish gold coin showing a right-facing royal profile with the legend SVERIGES KONUNG and the fatherland motto.
CommemorativeSestertius of Alexander Severus
Large Roman bronze sestertius of emperor Alexander Severus (222-235 AD), showing his youthful head and a standing figure of Providentia.
Ancient Coins