Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Denarius 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.
Ancient
Gold Dinar of Alp Arslan
A hand-struck Islamic gold coin of the Great Seljuk sultan Alp Arslan, covered in concentric Arabic inscriptions naming the ruler and caliph, AH 455–465.
Islamic
Gold Dinar of Al-Walid I
An early Islamic gold dinar struck under the Umayyad caliph al-Walid I (705-715 CE), bearing only Arabic Kufic inscriptions and no images on either face.
Islamic (Medieval)
Sestertius of Hadrian
Large Roman bronze sestertius of Emperor Hadrian, showing his bearded curly-haired profile and a standing draped figure with a Latin legend on the reverse.
Ancient Coins
Two Guineas of George II
A large milled gold two-guinea piece of George II, with his left-facing laureate head and a crowned garnished shield of the royal arms; the pictured coin is dated 1738.
Milled
Sovereign of George IV
A milled gold sovereign of Great Britain struck under George IV, with the king's laureate head and Pistrucci's St George slaying the dragon reverse, dated 1821.
Milled
Miliarense of Valentinian I
A late Roman silver miliarensis of Valentinian I (AD 364-375), with a pearl-diademed imperial portrait and an armed standing figure holding spear and shield.
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
Dirham of Kamal al-Dawla Gharib
Silver dirham from 10th-century Iraq/Mesopotamia naming the ruler Gharib with the honorific Kamal al-Dawla, struck with Kufic Arabic legends.
Medieval Islamic
Denarius of Julia Maesa
Roman silver denarius struck for Julia Maesa (c. 218–222 CE), showing her draped bust with wavy hair and a standing deity on the reverse.
Ancient
Antoninianus of Probus
Late Roman billon antoninianus of Emperor Probus (276-282 AD), identified by his radiate crown portrait on the obverse.
Ancient
Sestertius of Commodus
A large Roman bronze sestertius of Emperor Commodus (180–192 AD), his laureate bearded head on one side and a standing figure on the other.
Ancient
Half Crown of William IV
A milled British silver half crown of King William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
Milled
Denarius of Elagabalus
Silver denarius of the young Severan emperor Elagabalus (218–222 AD), with his laureate bust and a standing personified deity on the reverse.
Ancient
Gold Dinar of Abd al-Malik
An early Umayyad gold dinar of Caliph Abd al-Malik, the 'Standing Caliph' type, bearing a robed standing figure and Arabic religious inscriptions.
Islamic (Medieval)
Gold 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 India
Dirham of Hasan ibn Zayd
A 9th-century Islamic silver dirham struck for Hasan ibn Zayd, the Alid ruler of Tabaristan, bearing concentric Arabic religious and authority legends.
Islamic (Medieval)
Milled Sixpence of Elizabeth I
An early machine-struck English silver sixpence of Elizabeth I, showing her crowned draped bust with a rose and the royal shield above a date.
Milled
Battle of Antietam Half Dollar
A 1937 U.S. silver half dollar marking 75 years since the Civil War Battle of Antietam, with jugate busts of Lee and McClellan and Burnside Bridge on the reverse.
Classic Commemorative
Sestertius of Didius Julianus
A large bronze/orichalcum sestertius of Didius Julianus, the emperor who reigned only weeks in 193 AD — rare, historically charged, and much sought after.
Ancient
Gold Mohur of Aurangzeb
A hand-struck gold mohur of Mughal emperor Aurangzeb Alamgir, bearing Persian couplets and a mint name such as Multan.
Mughal India
Sestertius 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
Medieval Halfgroat of Henry VII
Hammered silver twopence of England's first Tudor king, with a crowned royal portrait and a long-cross reverse over a shield.
British Isles
Irish Groat of Henry VIII
A hand-hammered silver fourpence struck for Ireland under Henry VIII, famed for introducing the crowned harp to Irish coinage.
Hammered