Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Saint-Gaudens Double Eagle
United States $20 gold coin (1907–1933) designed by Augustus Saint-Gaudens, showing a striding Liberty with torch and olive branch before a radiant sun.
Gold Type Coin
French 30 Sols
A silver coin of the early French Revolution showing Louis XVI as constitutional king on one side and a standing Liberty on the other.
Revolutionary
Constitutional Ecu
A French silver ecu of the constitutional-monarchy era showing King Louis XVI on the obverse and a standing armed Liberty figure on the reverse, dated 1792.
Revolutionary
30 Sols (Half Ecu)
A French Revolutionary silver 30 sols of 1791: profile of Louis XVI as 'Roi des Francais' obverse, standing Liberty reverse dated 'L'An 4 de la Liberte'.
Revolutionary
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
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 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 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
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
Denarius of Septimius Severus
Silver denarius of the Roman emperor Septimius Severus (193–211 AD), showing his laureate head and a standing reverse figure.
Ancient
Antoninianus of Salonina
Billon antoninianus of the empress Salonina, wife of Gallienus, showing her draped bust and a standing deity on the reverse (256-257 AD).
Ancient
Denarius of Julia Domna
Roman silver denarius of the empress Julia Domna (193-217 CE), with her draped bust and a standing goddess or personification 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
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
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
Tetradrachm of Ptolemy I
Silver tetradrachm of Ptolemy I Soter of Egypt, c. 305-283 BC, with his diademed portrait and the Ptolemaic eagle standing on a thunderbolt.
Ancient
Antoninianus of Numerian
Late Roman radiate coin of the short-lived emperor Numerian (283-284 AD), showing his spiked crown and a Victory or standing deity on the reverse.
Ancient
Antoninianus of Otacilia Severa
Roman double-denarius of the empress Otacilia Severa, wife of Philip I (246-248 AD), with her draped bust and a standing personification on the reverse.
Ancient
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
Antoninianus of Claudius II
A billon antoninianus of the Roman emperor Claudius II Gothicus (268–270 AD), showing his radiate bust on one side and a standing deity on the other.
Ancient
Antoninianus of Trebonianus Gallus
A radiate-crowned billon antoninianus of the emperor Trebonianus Gallus, struck AD 251-253 with a standing deity or personification on the reverse.
Ancient
Congress Bicentennial Silver Dollar
A 1989 U.S. commemorative silver dollar marking 200 years of Congress, pairing a standing Liberty-style figure with an eagle above the U.S. Capitol.
Modern Commemorative