Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Siliqua of Gratian
A small late Roman silver siliqua of the emperor Gratian (AD 367-383), with his diademed bust on the obverse and a standing figure or personification on the reverse.
Ancient
Follis of Galerius
A large silvered bronze follis of the emperor Galerius (Augustus AD 305-311), struck across the Tetrarchic mints with a laureate portrait and a standing deity reverse.
Ancient
Sixpence of James I
A hammered silver sixpence of James I of England: crowned profile bust with VI value mark, and a dated garnished shield over a cross on the reverse.
Hammered
Shilling of James I
Hammered silver shilling of King James I, showing his crowned left-facing bust and a quartered heraldic shield of England, Scotland, Ireland and France.
World Coins
Half Guinea of Anne
An English milled gold half guinea of Queen Anne, showing her left-facing bust and a crowned cruciform reverse of shields with fleurs-de-lis.
Milled
Groat of William IV
A small silver fourpenny piece of William IV (1836–1837), with a seated Britannia reverse; the coin that revived the modern British groat.
Milled
Solidus of Valentinian II
A late Roman gold solidus struck for Valentinian II, showing his diademed profile with the obverse legend D N VALENTINIANVS, from the 380s AD.
Ancient
Tetradrachm 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.
Ancient
Solidus of Galla Placidia
A late Roman gold solidus struck in the name of Galla Placidia, empress and regent, showing her diademed bust and a Victory holding a long cross.
Ancient
Solidus 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 Coins
Ilkhanid Dirham of Ghazan
A silver dirham of the Mongol Ilkhanate struck for Ghazan Khan, with an ornamental cartouche bearing the ruler's name and concentric Arabic and Persian inscriptions.
Islamic (Medieval)
Threepence 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.
Hammered
Dirham of Caliph al-Mansur
An Abbasid silver dirham dated AH 150 (767 CE), from the reign of Caliph al-Mansur, bearing purely Arabic religious inscriptions and a named mint.
Islamic (Medieval)
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.
Ancient
Solidus 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.
Ancient
Follis 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.
Ancient
Denarius 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.
Ancient
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.
Milled
Penny of Cynethryth
Anglo-Saxon silver penny of Cynethryth, queen of Mercia and wife of Offa, and the only Anglo-Saxon queen named on her own coinage.
Medieval Coins
Bronze Coin of Cleopatra VII
Ptolemaic bronze coin of Cleopatra VII of Egypt, 51-30 BC, showing her draped diademed bust in profile as sole named female ruler of the dynasty.
Ancient
Antoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
Ancient
Denarius 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.
Ancient
Antoninianus 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.
Ancient
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