Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
White Mountain Quarter
2013 America the Beautiful quarter for White Mountain National Forest (NH), showing Mount Chocorua and birch trees over Chocorua Lake.
Quarter
Benjamin Franklin Founding Father Commemorative Silver Dollar
A 2006 U.S. commemorative silver dollar honoring Benjamin Franklin, showing him flying his kite in the electricity experiment, with a 'MIND YOUR BUSINESS' reverse.
Dollar
Cumberland Gap Quarter
2016 U.S. copper-nickel clad quarter for Cumberland Gap National Historical Park, Kentucky, showing a frontiersman with a long rifle and "First Doorway to the West."
Quarter
East India Company Quarter Anna
Large copper 1/4 anna of the East India Company dated 1835, with a heraldic lion-and-shield obverse and a laurel-wreath reverse.
British India
Groat of Henry VIII
A hand-struck Tudor silver groat (fourpence) of Henry VIII, showing the quartered royal arms within a circle and a long cross reverse.
Hammered
Pahlavi Reign Gold Medal
A gold medal of Pahlavi-era Iran, its obverse a left-facing royal portrait and its reverse the Lion and Sun beneath a crown, dated 1971.
Persia / Iran
Edward I Penny
Hammered silver penny of Edward I, showing a crowned facing bust on the obverse and a long voided cross with pellets in the quadrants on the reverse.
Medieval Coins
Shilling of George III
A milled silver shilling of George III from the Great Recoinage, with his laureate bust facing right and a crowned quartered royal shield within the Garter.
Milled
Irish Gun Money Shilling
A base-metal Irish emergency shilling struck for James II in 1689-1690, with his laureate bust and a crowned reverse dated by month, here October 1689.
Emergency Coinage
Antoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
Ancient
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 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 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 Probus
Late Roman billon antoninianus of Emperor Probus (276-282 AD), identified by his radiate crown portrait on the obverse.
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
U.S. Constitution Bicentennial Silver Dollar
A 1987 U.S. Mint 90% silver commemorative dollar marking the 200th anniversary of the Constitution, with a quill-pen obverse.
Modern Commemorative
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
Lysimachos Gold Stater
Gold stater of Lysimachos, king in Thrace and Macedon c. 305-281 BC, with a deified head of Alexander the Great and an enthroned Athena 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
Antigonos II Gonatas Tetradrachm
Silver tetradrachm of the Macedonian king Antigonos II Gonatas, c. 275-270 BC, with a bearded royal head and a seated Nike holding a wreath.
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
Denarius of Caracalla
A silver denarius of the Roman emperor Caracalla, struck 198–217 CE, showing his laureate right-facing bust and a Latin legend encircling the design.
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