Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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 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
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
Sesquicentennial of American Independence Quarter Eagle
A 1926 U.S. commemorative $2.50 gold coin marking 150 years of American independence, with Liberty holding a torch and scroll and Independence Hall on the reverse.
Classic Commemorative
Library of Congress Bicentennial Silver Dollar
A 2000 U.S. silver dollar honoring the 200th anniversary of the Library of Congress, with a 'We the People' quill-and-scroll obverse and the Library facade on the reverse.
Modern Commemorative
10 Lepta (Phoenix)
A copper 10 lepta of the first independent Greek state, dated 1828, showing the Phoenix rising from flames beneath a cross against the value within an oak wreath.
Modern
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 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
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
Sestertius of Maximinus Thrax
Large Roman bronze sestertius of Maximinus Thrax (235-238 AD), the first soldier-emperor, with a laureate bust facing right.
Ancient
Denarius of Severus Alexander
Silver denarius of the emperor Severus Alexander (AD 222–235), with his laureate portrait and a Mars reverse dated to about AD 229.
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
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
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
Gold Tetradrachm of Ptolemy II and Arsinoe II
Ptolemaic gold of Egypt, c. 260-240 BC, with paired busts of Ptolemy II and Arsinoe II on one side and Ptolemy I and Berenike I on the other.
Ancient
10 Markka
Finland's largest circulating markka coin: a bimetallic 10 markkaa with a capercaillie bird on the obverse, struck 1993–2001 until the euro.
World
Aigina Turtle Stater
Thick silver stater of the island of Aigina, c. 480-456 BC, with a sea turtle on the obverse and a divided incuse punch on the reverse.
Ancient
Barbados 10 Cents
A small copper-nickel Barbadian 10-cent coin showing the national coat of arms on one side and the value and country name on the other.
Circulation
Corinthian Stater
Silver stater of ancient Corinth showing the winged horse Pegasos on one side and the helmeted head of Athena on the other.
Ancient Coins
Corinth Pegasos Stater
Classical silver stater of Corinth showing the winged horse Pegasos on the obverse and a helmeted head of Athena on the reverse.
Ancient
Rhodes Tetradrachm
Silver tetradrachm of the island city of Rhodes, 4th century BC, with the radiate head of the sun-god Helios and a rose, the city's civic emblem.
Ancient
Cnidian Drachm
An archaic hand-struck silver drachm of the Greek city of Cnidus, showing the goddess Aphrodite on one side and an eagle on the other.
Ancient
Minnesota State Quarter
2005 U.S. 25-cent coin in the 50 State Quarters series, showing Minnesota's outline, a common loon, anglers in a boat, and pines above 1858.
Quarter
Ancient Greek Didrachm
An ancient Greek silver didrachm worth two drachms, here with a bearded male head and a horse-and-rider reverse in the tradition of Magna Graecia.
Ancient