Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
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)
Pennsylvania 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.
Quarter
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