Coin Identifier

Coin Encyclopedia

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

Denarius of C. Cato

Denarius of C. Cato

Silver Roman Republican denarius struck at Rome in 123 BC by the moneyer C. Cato, with a helmeted head of Roma and Victory driving a chariot.

Ancient
Aureus of Augustus

Aureus of Augustus

Roman imperial gold coin bearing the bare head of Augustus, first emperor of Rome, struck during his reign from 27 BC to 14 AD.

Ancient Coins
Denarius of Nero

Denarius of Nero

Silver denarius of the emperor Nero (AD 54-68), the last Julio-Claudian ruler, shown with a laureate portrait and a military-standards reverse.

Ancient
Dirham of Sistan

Dirham of Sistan

A silver Umayyad dirham struck at the Sijistan (Sistan) mint in AH 82 (701–702 CE), its faces filled with Kufic Arabic inscriptions ringed by concentric borders.

Islamic (Medieval)
Denarius of M. Sanquinius

Denarius of M. Sanquinius

A silver denarius struck at Rome in 17 BC by the moneyer M. Sanquinius under Augustus, tied to the Secular Games, with a male portrait and a standing herald.

Ancient
Aureus of A. Manlius Vulso

Aureus of A. Manlius Vulso

A rare late-Republican Roman gold aureus of the moneyer A. Manlius Vulso, c. 80 BC, showing a capped head and a horseman carrying a military ensign.

Ancient
Five Guineas of George II

Five 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.

Milled
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
Sixpence of Elizabeth I

Sixpence of Elizabeth I

A hammered silver sixpence of Elizabeth I, showing the crowned, ruff-collared queen in profile and the royal shield, most bearing a date beside a mint mark.

Hammered
Gold Dinar of al-Muqtadi

Gold Dinar of al-Muqtadi

An aniconic Abbasid gold dinar of Caliph al-Muqtadi, covered on both faces with Arabic calligraphy and ornamental borders, struck in the later 11th century.

Islamic (Medieval)
Denarius of Nerva

Denarius of Nerva

Roman Imperial silver denarius of Emperor Nerva (96-98 AD), with his laureate portrait and the legend IMP NERVA CAES AVG, and a seated Concordia reverse.

Ancient
Quincunx of Capua

Quincunx of Capua

Bronze quincunx (5 unciae) struck by Capua in Campania in the 3rd century BC, pairing a diademed female head with a lion or griffin and five value pellets.

Ancient
Solidus of Arcadius

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
Antoninianus of Carinus

Antoninianus of Carinus

Bronze radiate coin of the emperor Carinus (283-285 AD), recognizable by his spiked crown and a standing or seated deity on the reverse.

Ancient
Solidus of Valentinian I

Solidus of Valentinian I

The gold solidus of Valentinian I (AD 364-375), a pure-gold coin bearing his pearl-diademed profile that anchored the late Roman monetary system.

Ancient
Centenionalis of Constans

Centenionalis of Constans

A mid-4th-century Roman bronze of Constans bearing the FEL TEMP REPARATIO reform reverse, showing a soldier lifting a small captive from a hut.

Ancient
Denarius of Lucius Verus

Denarius of Lucius Verus

A silver Roman denarius of the emperor Lucius Verus (161–169 AD), showing his curly-haired, bearded portrait facing right with a Latin legend.

Ancient
Denarius of Cordius

Denarius of Cordius

Roman Republican silver denarius struck by the moneyer Manius Cordius Rufus, with a right-facing head on the obverse and a standing figure and CORDIVS legend on the reverse.

Ancient
Groat of William IV

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
Siliqua of Gratian

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
Sixpence of James I

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
Follis of Galerius

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
Aureus of Faustina II

Aureus of Faustina II

Roman imperial gold coin with the draped bust of Faustina II, daughter of Antoninus Pius and wife of Marcus Aurelius, struck around 147-150 AD.

Ancient Coins
Solidus of Valentinian II

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