Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Missouri Centennial Half Dollar
A 1921 U.S. silver commemorative half dollar marking 100 years of Missouri statehood, with a coonskin-capped frontiersman facing left and a frontier-scene reverse.
Classic Commemorative
20 Kroner
Danish aluminum-bronze 20 Kroner of 1990 honoring Queen Margrethe II, with a crown over a marguerite daisy and the dates 1940 and 1990.
Modern
Huguenot-Walloon Tercentenary Half Dollar
A 1924 U.S. silver commemorative half dollar marking 300 years of Huguenot and Walloon settlement in America, with two settler profiles and a sailing ship.
Classic Commemorative
British East Africa Half Shilling
A small low-fineness silver coin of British East Africa bearing King George VI; the half shilling equalled fifty cents in the East African system.
World
Jackie Robinson Silver Dollar
A 1997 U.S. silver dollar honoring Jackie Robinson and the 50th anniversary of his breaking baseball's color barrier, with an action portrait and eagle reverse.
Modern Commemorative
Christopher Columbus Quincentenary Silver Dollar
A 1992 U.S. 90% silver commemorative dollar marking 500 years since Columbus's 1492 voyage, with a standing Columbus obverse and a sailing-ship reverse.
Modern Commemorative
Denarius of Cassius Longinus
Silver denarius struck in 42 BC by Gaius Cassius Longinus, one of Caesar's assassins, to pay his legions before the Battle of Philippi.
Ancient
British Trade Dollar
British silver trade dollar for Far East commerce, with seated Britannia holding a trident and shield and a Chinese dragon reverse.
Dollar
Hong Kong Trade Dollar
A large silver British Trade Dollar with standing Britannia on the obverse and a Chinese dragon reverse, made for commerce across the Far East.
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
Gold Dinar of al-Hafiz li-Din Allah
A hand-struck Fatimid gold dinar of the caliph al-Hafiz li-Din Allah, carrying only Arabic calligraphy in concentric ring borders and dated AH 544.
Islamic (Medieval)
Bronze Coin of Cleopatra VII
Ptolemaic bronze coin of Cleopatra VII of Egypt, 51-30 BC, showing her draped diademed bust in profile as sole named female ruler of the dynasty.
Ancient
Sestertius of Nero (Port of Ostia)
A large brass sestertius of the emperor Nero (54–68 AD) showing his portrait on one side and a bird's-eye view of the harbour at Ostia on the other.
Ancient
Bronze As of Nero
A Roman bronze as struck under the emperor Nero (54–68 AD), bearing his laureate portrait on the obverse and an imperial reverse type.
Ancient
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
Byzantine Nummus of Tiberius Constantine
A small bronze coin of Byzantine emperor Tiberius II Constantine (AD 578-582), with an imperial portrait or inscription and a mark of value or monogram.
Ancient
Denarius of Nero
Silver denarius of the emperor Nero (AD 54-68), the last Julio-Claudian ruler, shown with a laureate portrait and a military-standards reverse.
Ancient