Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Trinidad and Tobago 10 Cents
A copper-nickel 10-cent coin of Trinidad and Tobago: the national coat of arms on the obverse and the denomination on the reverse.
Circulation
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
Twenty Cent Piece
A short-lived U.S. silver coin worth twenty cents, showing a seated Liberty and a soaring eagle, struck only from 1875 to 1878.
Twenty Cent
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
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
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
25 Pesetas (Franco)
Spain's common Franco-era 25 pesetas, a silvery copper-nickel coin bearing the national coat of arms and the value 25; dated 1957 but struck into the 1970s.
Modern
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
Tanzania 500 Shillings
A modern base-metal circulating coin of Tanzania carrying a right-facing portrait long associated with the nation's founding president and a Kiswahili legend.
World
Indonesia 5 Rupiah
A lightweight aluminum 5-rupiah coin of the Republic of Indonesia dated 2003, carrying the Garuda eagle emblem and the legend Bank Indonesia.
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
Newfoundland Two Dollars
Small gold two-dollar coin of the colony of Newfoundland; the only circulating coin ever denominated in dollars, cents, and pence together.
Canadian & Provincial
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
American 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.
Bullion
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
Macao 5 Patacas
A distinctive octagonal Macao 5 Patacas circulation coin dated 2007, showing a denomination-marked face and a sailing ship over a harbor scene.
Circulation
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
Sestertius of Vespasian (Iudaea Capta)
Large Roman bronze sestertius of Vespasian (AD 70–71) marking the conquest of Judaea, with a palm tree and mourning captives on the reverse.
Ancient
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
20 Francs Napoleon
A small 21 mm French gold coin bearing Napoleon III's profile and a wreathed 20 FRANCS reverse — the classic gold Napoleon, here dated 1857.
Bullion
Half Sovereign
A small British 22-carat gold coin worth ten shillings; this example shows Queen Victoria's veiled, crowned Jubilee Head portrait and is dated 1887.
World Coins
Andrew Jackson Presidential Dollar
2008 U.S. golden dollar honoring Andrew Jackson, the seventh president; part of the Presidential $1 Coin Program with edge-lettered inscriptions.
United States