Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Solidus of Arcadius
A late Roman gold solidus struck for Arcadius, first emperor of the East after AD 395, showing his diademed profile facing right.
AncientFollis of Licinius I
A small bronze follis of the emperor Licinius I (AD 308-324), showing his portrait and a standing deity reverse, struck around AD 320-321.
AncientAntoninianus of Gallienus
Billon double-denarius of the emperor Gallienus, marked by a radiate crown; this piece shows a radiate male head and a standing deity on the reverse.
Ancient CoinsAntoninianus of Laelianus
Rare billon antoninianus of the short-lived Gallic usurper Laelianus, showing his radiate-crowned bust and a Roman deity or personified virtue.
Ancient CoinsGold Mohur of Akbar
Aniconic gold coin of Mughal emperor Akbar (1556-1605), struck in Persian calligraphy in the Ilahi coinage style.
Mughal IndiaStyca of Aethelred
Small base-metal coin of the Anglo-Saxon kingdom of Northumbria, naming King Aethelred, with a central device and legend on one face and a cross on the other.
Medieval CoinsHalf 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.
MilledNummus of Magnentius
A late Roman bronze struck for the usurper Magnentius (AD 350-353), noted for its bold bare-headed portrait and large Chi-Rho reverses.
AncientNummus of Maximianus
A late-Roman bronze nummus (follis) of the emperor Maximianus, with his right-facing laureate portrait and a standing deity on the reverse.
AncientDenarius of Augustus
Silver denarius of Augustus (c. 19-18 BC) with his bare head and a comet-star of the deified Julius Caesar, inscribed DIVVS IVLIVS.
Ancient CoinsAntoninianus of Gordian III
Silver double-denarius of the young emperor Gordian III (238-244 AD), marked by his radiate crown and a standing deity on the reverse.
AncientDenarius of C. Papius Mutilus
Silver denarius bearing the name C PAPIUS MUTILUS, a Social War-era Italic type of c. 90 BC with a portrait bust and a horseman or chariot reverse.
AncientDenarius of Cn. Pompeius Magnus
Silver Roman Republican denarius of the Pompeian party (46–45 BC), with a bearded portrait of Pompey the Great and a galley reverse reading PRO COS.
AncientHalf Guinea of George II
A small British gold coin of the reign of George II, worth half a guinea, with the king's left-facing bust and a crowned heraldic shield reverse.
MilledGold Dinar of Baybars I
A hand-struck gold coin of the Mamluk sultan Baybars I, covered on both faces with Arabic calligraphy naming the ruler and struck in Egypt between 1260 and 1277 CE.
IslamicBank of England Dollar
A George III silver dollar issued by the Bank of England in 1804, struck over Spanish eight-reales coins, with a laureate bust and a crowned shield reverse.
MilledAntoninianus of Julian of Pannonia
Copper-alloy radiate antoninianus attributed to Julian of Pannonia, with a spiked-crown portrait and an ORIENTIS RESTIT standing-figure reverse.
AncientAntoninianus of Salonina
Billon antoninianus of the empress Salonina, wife of Gallienus, showing her draped bust and a standing deity on the reverse (256-257 AD).
AncientFive Guineas of George II
The largest English gold coin of George II's reign, showing his laureate profile and a crowned heraldic shield of the royal arms on the reverse.
MilledFollis of Constantine I and Crispus
A late-Roman bronze follis linking Constantine the Great to his son Crispus, with the emperor's right-facing portrait and a paired father-and-son bust reverse.
AncientDenarius of Tiberius (Tribute Penny)
Silver denarius of Emperor Tiberius (14–37 AD), obverse his laureate head, reverse a seated female figure — the famous "Tribute Penny" of the Gospels.
AncientGold Mohur of Shah Jahan
High-purity gold mohur struck under Mughal emperor Shah Jahan (1628-1658), bearing Persian imperial titles; this example carries the Balkh mint mark.
Mughal IndiaDenarius of C. Antius Restio
Silver Roman Republican denarius struck at Rome in 47 BC by the moneyer C. Antius Restio, pairing an ancestor's portrait with a striding figure and trophy.
AncientCommemorative Follis of Constantinople
Bronze city-commemorative of Constantine's era (330-340 AD): helmeted Constantinopolis on the obverse, a Victory standing on a ship's prow on the reverse.
Ancient