Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Medieval Silver Cut Farthing
A quarter of a medieval silver penny, physically cut along the reverse cross to make small change before round farthings became common.
British Isles
Gold Sovereign
The British gold sovereign: a one-pound gold coin. This 1817 George III example shows a laureate bust and a crowned heraldic shield of the royal arms.
World
Roman As/Dupondius (Uncertain)
An uncertain Roman bronze As or Dupondius: a double-faced Janus head on one side and a ship (galley/prow) with ROMA below on the other.
Ancient
Vienna Philharmonic (Gold)
Austria's flagship gold bullion coin, struck in 99.99% fine gold by the Austrian Mint and themed around the Vienna Philharmonic orchestra.
Bullion
American Palladium Eagle
The U.S. Mint's one-ounce .9995 fine palladium bullion coin, launched in 2017 with classic Weinman Mercury dime and eagle designs.
Bullion
Miliarensis of Constantius II
A late Roman silver miliarensis of Emperor Constantius II (AD 327–361), showing his diademed portrait and a standing reverse figure.
Ancient
2 Koruny
A circulating Czech Republic coin introduced in 1993, known by its eleven-sided shape, the Czech heraldic lion, and a Great Moravian jewel motif beside 2 Kč.
Modern
Tanzania 100 Shillings
A golden brass Tanzanian coin worth 100 shillings, showing a lively scene of running antelope with the Swahili legend SHILINGI MIA MOJA.
World
Aureus of Nero
Roman imperial gold aureus of Emperor Nero (54-68 AD), showing his curly-haired portrait facing right with a Latin imperial legend.
Ancient Coins
Keicho Oban
A large, thin oval Japanese gold oban of the Keicho era, hammer-marked with horizontal striations and bearing brush-inked ink signatures and paulownia crests.
Historic
Indonesia 100 Rupiah
A modern lightweight aluminium 100 Rupiah of Indonesia, carrying the Garuda Pancasila national emblem, the BANK INDONESIA legend and the 100 denomination.
Southeast Asia
Denarius of Commodus
A silver denarius of the Roman emperor Commodus (180–192 AD), with his laureate bearded portrait and a standing deity or personification on the reverse.
Ancient
British 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.
British
Native 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.
Dollar
Franklin Pierce Presidential Dollar
Golden-colored U.S. dollar from the Presidential $1 Coin series, honoring Franklin Pierce, the 14th President, with a Statue of Liberty reverse.
Dollar
Malawi 1 Tambala
Malawi's small copper-bronze 1 tambala of 1971, showing President Hastings Kamuzu Banda on the obverse and a standing cockerel on the reverse.
World
Ghana 1 Pesewa
A small copper-colored 1 pesewa coin of Ghana dated 1967, showing twin eagle heads and 'FREEDOM AND JUSTICE' on one side and a star on the other.
World
2.5 Escudos
A copper-nickel 2.5 Escudos of the Portuguese Republic, showing a sailing caravel on the obverse and the national shield with the value 2$50.
Modern
Vespasian Judaea Capta Denarius
Silver denarius of Emperor Vespasian (71–79 AD) with his laureate bust and a Judaea Capta reverse showing a mourning seated captive.
Ancient
Brutus Aureus
The gold aureus of Marcus Junius Brutus, struck 42 BC, whose reverse celebrates Caesar's assassination with EID MAR, a cap of liberty, and two daggers.
Ancient
Kenya 1 Shilling
A circulating one-shilling coin of the Republic of Kenya bearing President Jomo Kenyatta on the obverse and the Kenyan coat of arms on the reverse.
World
George Washington Presidential Dollar
The 2007 golden dollar honoring George Washington, first coin in the U.S. Presidential $1 series, with a left-facing portrait and Statue of Liberty reverse.
Dollar
Solidus of Justinian I
Byzantine gold solidus of Emperor Justinian I (527-565 AD), showing his crowned imperial bust with a seated figure on the reverse.
Ancient Coins
Roman Siliqua
Small late-Roman silver coin of the 4th century AD, with an emperor's portrait facing right and a standing robed figure on the reverse.
Ancient