Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Five Guineas of Anne
Queen Anne's largest gold coin, the celebrated 1703 issue struck with VIGO below the bust from gold captured at the Battle of Vigo Bay.
MilledDenarius of Domitian
Silver denarius of the emperor Domitian (81-96 AD), with his laureate portrait on the obverse and, typically, the goddess Minerva on the reverse.
AncientSolidus of Constantius II
Late Roman gold solidus of Emperor Constantius II (337-361 AD), showing his diademed bust facing right paired with a seated-figure reverse.
Ancient CoinsThreepence of Elizabeth I
A hammered silver threepence of Elizabeth I, showing her crowned profile with a rose behind and a dated shield reverse, struck across her long reign.
HammeredSolidus of Honorius
A late Roman gold solidus of Emperor Honorius (r. 393-423 CE), with his diademed bust and an armored standing figure holding a spear and shield.
AncientQuincunx of Luceria
A cast bronze quincunx of Luceria in Apulia (3rd century BC), showing a female head and a five-point floral or star device marking five unciae.
AncientAntoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
AncientDenarius of Antoninus Pius
Silver denarius of the Roman emperor Antoninus Pius (138–161 AD), with his laureate portrait facing right and a legend-and-figure reverse.
AncientAntoninianus 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.
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 CoinsGold Dinar of al-Hafiz li-Din Allah
A hand-struck Fatimid gold dinar of the caliph al-Hafiz li-Din Allah, carrying only Arabic calligraphy in concentric ring borders and dated AH 544.
Islamic (Medieval)Antoninianus 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 CoinsFatimid Dinar of Imam Nizar
An 11th-century Fatimid gold dinar with concentric circular Kufic inscriptions naming the ruler and Shi'a invocations, a hallmark of Fatimid coinage.
Islamic (Medieval)Gold Dinar of Abu'l-Hasan Ali
A high-purity Islamic gold dinar dated AH 351 (961-962 CE) in the name of the Ikhshidid ruler Abu'l-Hasan Ali, struck in fully calligraphic Kufic script.
Islamic (Medieval)Solidus of Justinian I
Byzantine gold solidus of Emperor Justinian I (527-565 AD), showing his crowned imperial bust with a seated figure on the reverse.
Ancient CoinsNummus 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.
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 CoinsNummus 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.
AncientShilling of Victoria
A milled sterling-silver British shilling of Queen Victoria, worth twelvepence, with the queen's head on the obverse and a crowned 'ONE SHILLING' reverse.
MilledAureus of Marcus Aurelius
Small Roman gold coin of the reign of Marcus Aurelius; this piece shows a diademed portrait and a standing deity or personification, dated to 163 AD.
Ancient CoinsFollis 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.
AncientShilling of Charles I
A hammered silver English shilling of King Charles I, showing his crowned left-facing profile with the value mark XII and a quartered royal shield.
World CoinsTetradrachm of Ptolemy VIII
Silver tetradrachm of Ptolemy VIII of Egypt, c. 170-116 BC, with a diademed royal head on the obverse and an eagle on a thunderbolt reverse.
AncientAntoninianus 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