Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Sestertius of Didius Julianus
A large bronze/orichalcum sestertius of Didius Julianus, the emperor who reigned only weeks in 193 AD — rare, historically charged, and much sought after.
Ancient
Irish Groat of Henry VIII
A hand-hammered silver fourpence struck for Ireland under Henry VIII, famed for introducing the crowned harp to Irish coinage.
Hammered
Tetradrachm of Ptolemy I
Silver tetradrachm of Ptolemy I Soter of Egypt, c. 305-283 BC, with his diademed portrait and the Ptolemaic eagle standing on a thunderbolt.
Ancient
Antoninianus of Aurelian
Late Roman billon coin of Emperor Aurelian, showing his radiate-crowned bust and a standing deity or personification on the reverse.
Ancient Coins
Gold Dinar of Malik Shah I
A hand-struck Seljuk gold dinar naming Malik Shah I (r. 1072–1092), covered in Arabic inscriptions with the ruler's titles and genealogy and an ornamental cartouche.
Islamic (Medieval)
Una and the Lion Five Pounds
William Wyon's 1839 gold Five Pounds pairs a young Queen Victoria with Una guiding a lion — widely praised as one of the most beautiful British coins ever struck.
British Isles
Silver Rupee of Ahmadabad
Hand-struck Mughal silver rupee of Emperor Akbar from the Ahmadabad mint in Gujarat, dated Regnal Year 47.
Mughal India
Antoninianus of Salonina
Billon antoninianus of the empress Salonina, wife of Gallienus, showing her draped bust and a standing deity on the reverse (256-257 AD).
Ancient
Antoninianus of Numerian
Late Roman radiate coin of the short-lived emperor Numerian (283-284 AD), showing his spiked crown and a Victory or standing deity on the reverse.
Ancient
Qiran of Fath-Ali Shah Qajar
A hand-struck silver qiran of the Qajar shah Fath-Ali, carrying Persian calligraphy, a decorative border and crown motif, dated AH 1240–1241 (AD 1825–1826).
Persia / Iran
Antiochos the Child Tetradrachm
Silver Seleucid tetradrachm, c. 175 BC, with a young diademed head and a martial reverse figure with spear and shield.
Ancient
Alexander the Great Tetradrachm
Silver tetradrachm of Alexander III of Macedon with the head of Heracles in a lion skin and an enthroned deity holding an eagle on the reverse.
Ancient
Alexander the Great Gold Quarter Stater
A small gold fraction of the Alexander the Great coinage, showing the head of Heracles and an eagle perched on a thunderbolt, the attributes of Zeus.
Ancient
Solidus of Valentinian III
A gold solidus of the Western Roman emperor Valentinian III (AD 425-455), with his diademed profile and an imperial or military reverse.
Ancient
Denarius of Didius Julianus
A silver denarius of Didius Julianus, the short-lived emperor of 193 AD, bearing his laureate portrait and an imperial standing reverse.
Ancient
Silver Rupee of Bhopal State
Silver rupee of the princely state of Bhopal, struck at the Daulatgarh mint in the name of Mughal emperor Muhammad Akbar II, marked by a trident symbol.
Princely & Presidency States
Denarius of Tiberius (Tribute Penny)
Silver denarius of Emperor Tiberius (14–37 AD), obverse his laureate head, reverse a seated female figure — the famous "Tribute Penny" of the Gospels.
Ancient
Denarius of C. Antius Restio
Silver Roman Republican denarius struck at Rome in 47 BC by the moneyer C. Antius Restio, pairing an ancestor's portrait with a striding figure and trophy.
Ancient
Tetradrachm of Ptolemy XII
Silver tetradrachm struck under Ptolemy XII of Egypt, father of Cleopatra VII, bearing a diademed royal Ptolemaic head and the dynasty's eagle-on-thunderbolt reverse.
Ancient
Spade Guinea
A late George III gold guinea named for the distinctive spade-shaped shield on its reverse, struck in England from 1787 into the early 1800s.
Milled
Alexander the Great Silver Drachm
Silver drachm in the name of Alexander the Great, with the head of young Herakles in a lion skin and Zeus enthroned on the reverse.
Ancient
Commemorative Follis of Constantinople
Bronze city-commemorative of Constantine's era (330-340 AD): helmeted Constantinopolis on the obverse, a Victory standing on a ship's prow on the reverse.
Ancient
Marinid Gold Dinar
Aniconic Islamic gold dinar of the Marinid dynasty of Morocco, its faces filled with Arabic religious inscriptions framed by geometric border bands.
Medieval Islamic
Medieval Penny of Edward III
A hammered silver penny of Edward III (1327–1377): a crowned facing royal bust on one side and a long cross with pellets on the other.
British Isles