Coin Identifier

Coin Encyclopedia

Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.

Antoninianus of Valerian II

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
Tetradrachm of Antiochos I Soter

Tetradrachm of Antiochos I Soter

A large Seleucid-era silver coin of Antiochos I Soter, showing a helmeted bearded royal head and a standing elephant, a symbol of eastern military power.

Ancient
Follis of Crispus

Follis of Crispus

A small bronze follis of Crispus, eldest son of Constantine the Great, with his diademed bust and a winged Victory reverse (317-326 AD).

Ancient
Sestertius of Caligula

Sestertius of Caligula

Large Roman imperial bronze sestertius bearing the head of Gaius, better known as Caligula, struck during his short reign from 37 to 41 AD.

Ancient Coins
Sestertius of Maximinus Thrax

Sestertius of Maximinus Thrax

Large Roman bronze sestertius of Maximinus Thrax (235-238 AD), the first soldier-emperor, with a laureate bust facing right.

Ancient
Antoninianus of Julian of Pannonia

Antoninianus 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.

Ancient
Antoninianus

Antoninianus

Roman imperial coin of the crisis era, marked by a radiate (spiked) crown on the emperor's head; struck in debased silver-and-copper billon, c. 250-270 AD.

Ancient Coins
Antoninianus of Gallienus

Antoninianus 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 Coins
Antoninianus of Caracalla

Antoninianus of Caracalla

The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.

Ancient
Roman Quinarius

Roman Quinarius

A small Roman silver quinarius, half the value of a denarius, here with a helmeted head of Roma and a prancing horse on the reverse.

Ancient
Antoninianus of Salonina

Antoninianus 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).

Ancient
Medieval Penny

Medieval Penny

England's standard medieval coin: a small hammered silver penny with a crowned royal head on one side and a cross on the other, struck by hand across many reigns.

Medieval Coins
Antoninianus of Gordian III

Antoninianus 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.

Ancient
Denier of Charlemagne

Denier of Charlemagne

A hand-struck silver denier of Charlemagne, king of the Franks: a central cross ringed by the CARLVS REX FR legend, with a royal monogram design on the reverse.

Medieval
Antoninianus of Otacilia Severa

Antoninianus 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.

Ancient
Antoninianus of Trebonianus Gallus

Antoninianus 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.

Ancient
Antoninianus of Claudius II

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
Tanzania 10 Shillings

Tanzania 10 Shillings

A base-metal Tanzanian coin bearing President Julius Nyerere on the obverse and the national coat of arms with the value 10 on the reverse.

World
Brutus Aureus

Brutus Aureus

The gold aureus of Marcus Junius Brutus, struck 42 BC, whose reverse celebrates Caesar's assassination with EID MAR, a cap of liberty, and two daggers.

Ancient
100 Soles de Oro

100 Soles de Oro

Peru's largest gold Sol de Oro—a heavy .900 gold coin of the Lima Mint. This reverse-only 1965 example shows a fortress emblem and CASA DE MONEDA DE LIMA.

Circulation