Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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
Solidus of Constantine II
Late Roman gold solidus of Constantine II, showing his ornately crowned bust and a seated figural reverse type.
Ancient Coins
Bronze Coin of Septimius Severus (Tyre)
Roman provincial bronze struck at Tyre (Phoenicia) under Septimius Severus, 193-211 AD, with the emperor's bust on the obverse and a temple or deity reverse.
Ancient
Denarius of Antoninus Pius and Marcus Aurelius
Roman silver denarius of Antoninus Pius (138–161 AD), a dynastic type showing the emperor and the two young Caesars, Marcus Aurelius and Lucius Verus.
Ancient
Half Centenionalis of Constans or Constantius II
A small mid-4th-century Roman bronze attributed to Constans or Constantius II, sons of Constantine the Great, worn but identifiable by its imperial portrait and era.
Ancient
Frankfurt am Main Taler
A 1772 silver Taler of the Free Imperial City of Frankfurt am Main, famed for its detailed city-view reverse with walls, towers and radiant sun.
German States
Romania International Year of Chemistry Commemorative
Romanian silver 10 lei commemorative dated 2011, issued for the International Year of Chemistry with molecular, laboratory and scientist imagery.
Commemorative
Solidus of Valens
A late Roman gold solidus struck for Valens, eastern emperor from AD 364 to 378, showing his diademed profile facing right.
Ancient
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
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
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 Constantine I the Great
Constantine the Great's gold solidus, a high-purity coin struck from about AD 309 that became the standard of late Roman and Byzantine gold.
Ancient
Denarius of Macrinus
Silver denarius of Macrinus (r. 217–218 AD), a bearded emperor portrait paired with a standing deity or personification on the reverse.
Ancient
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
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
Antoninianus of Carus
Late-Roman bronze radiate of the emperor Carus (282-283 AD), showing his bearded, spiky-crowned head and a standing personification on the reverse.
Ancient
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
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
Antoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
Ancient
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
Mark Antony Legionary Denarius
Silver denarius struck by Mark Antony in 32-31 BC to pay his army and fleet; reverse aquila between two standards, this example countermarked IMP VES.
Ancient
Denarius of Tiberius (Tribute Penny)
Silver denarius of Emperor Tiberius (14–37 AD), obverse his laureate head, reverse a seated female figure — the famous "Tribute Penny" of the Gospels.
Ancient
Brutus & Plaetorius Denarius
The silver EID MAR denarius: M. Junius Brutus on the obverse, a Phrygian cap between two daggers and EID MAR on the reverse, struck 42 BC.
Ancient
Calpurnia Denarius
Silver Roman Republican denarius of the Calpurnia gens: a right-facing male head on the obverse and a galloping horseman with inscription on the reverse.
Ancient