Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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.
AncientAntoninianus 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.
AncientAntoninianus 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.
AncientAntoninianus 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.
AncientSovereign of William IV
A 22-carat gold sovereign of William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
MilledBicentennial Quarter
U.S. 25-cent coin issued for the 1976 Bicentennial, pairing Washington's portrait with a Colonial drummer and the dual date 1776-1976.
QuarterChina Panda Gold Coin
A modern Chinese gold bullion coin with the Temple of Heaven on one side and a giant panda on the other; this 2016 issue is a 30-gram gold piece.
BullionTetradrachm of Ptolemy IV
Silver tetradrachm of Ptolemy IV Philopator, 221-204 BC, with the jugate busts of Sarapis and Isis on the obverse and an eagle on a thunderbolt on the reverse.
AncientFollis of Maximian
A large silvered-bronze follis of the emperor Maximian, introduced with Diocletian's coin reform of the Tetrarchy around AD 294.
AncientDenarius 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.
AncientLysimachos Tetradrachm
Silver tetradrachm of Lysimachos of Thrace, c. 297-282 BC, showing the deified head of Alexander the Great and Athena seated with a shield and spear.
AncientAntoninianus 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.
AncientAntoninianus of Caracalla
The antoninianus introduced by Caracalla around AD 215, a radiate-crowned double denarius in debased silver that reshaped Roman coinage.
AncientSwedish Gold Commemorative
An early-20th-century Swedish gold coin showing a right-facing royal profile with the legend SVERIGES KONUNG and the fatherland motto.
CommemorativeAntoninianus 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.
AncientAmerican Gold Eagle
The United States' official gold bullion coin since 1986, struck in 22-karat gold in four sizes with a Saint-Gaudens striding Liberty obverse.
BullionPennsylvania State Quarter
1999 U.S. 25-cent piece, second in the 50 State Quarters series, showing the Commonwealth statue, state outline, and a keystone for Pennsylvania.
QuarterLincoln Shield Cent
The current U.S. one-cent coin, struck since 2010, pairing Lincoln's profile with a Union Shield reverse on a copper-plated zinc planchet.
Small CentU.S. Capitol Bicentennial Silver Dollar
A 1994 U.S. Mint silver commemorative dollar honoring 200 years of the United States Capitol, featuring the Capitol dome and a heraldic eagle.
Modern CommemorativeLincoln Memorial Cent
U.S. one-cent piece struck 1959–2008 with Lincoln's profile and a Memorial reverse; 1982 is the split year between bronze and copper-plated zinc.
Small CentNative American Dollar
U.S. golden dollar with the Sacagawea obverse and a yearly-changing reverse; the 2009 issue shows Native American agriculture and three corn stalks.
DollarSomalia Silver Leopard
One-ounce fine-silver bullion coin from Somalia's African Wildlife series, showing a prowling leopard on the obverse; this example is dated 2022.
BullionBritish Half Sovereign
A small 22-carat British gold coin worth ten shillings; the pictured example shows Queen Victoria's left-facing Young Head portrait, dated 1863.
BritishIndia 1 Rupee Commemorative
Copper-nickel Republic of India one rupee showing the Ashoka Lion Capital emblem, with the value and Devanagari legends on the reverse, from the late 20th century.
Modern India