Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Half Crown of William IV
A milled British silver half crown of King William IV, with the king's bare head facing right and a crowned royal shield of arms on the reverse.
Milled
Crown of the Double Rose
A hammered Tudor gold crown of Henry VIII, valued at five shillings and named for the crowned double Tudor rose that defines its design.
Hammered
Gold Mohur of Shah Jahan
High-purity gold mohur struck under Mughal emperor Shah Jahan (1628-1658), bearing Persian imperial titles; this example carries the Balkh mint mark.
Mughal India
Dirham of Hasan ibn Zayd
A 9th-century Islamic silver dirham struck for Hasan ibn Zayd, the Alid ruler of Tabaristan, bearing concentric Arabic religious and authority legends.
Islamic (Medieval)
Gold Mohur of Aurangzeb
A hand-struck gold mohur of Mughal emperor Aurangzeb Alamgir, bearing Persian couplets and a mint name such as Multan.
Mughal India
Gold Dinar of Abd al-Malik
An early Umayyad gold dinar of Caliph Abd al-Malik, the 'Standing Caliph' type, bearing a robed standing figure and Arabic religious inscriptions.
Islamic (Medieval)
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
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
Sestertius of Alexander Severus
Large Roman bronze sestertius of emperor Alexander Severus (222-235 AD), showing his youthful head and a standing figure of Providentia.
Ancient Coins
Denarius of Faustina the Elder
A silver Roman denarius honoring Faustina the Elder, wife of Antoninus Pius, with her draped bust and a seated Fortuna reverse, struck c. 141–161 AD.
Ancient
Medieval Halfgroat of Henry VII
Hammered silver twopence of England's first Tudor king, with a crowned royal portrait and a long-cross reverse over a shield.
British Isles
Milled Sixpence of Elizabeth I
An early machine-struck English silver sixpence of Elizabeth I, showing her crowned draped bust with a rose and the royal shield above a date.
Milled
Battle of Antietam Half Dollar
A 1937 U.S. silver half dollar marking 75 years since the Civil War Battle of Antietam, with jugate busts of Lee and McClellan and Burnside Bridge on the reverse.
Classic Commemorative
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
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
Halfcrown of William III
A silver two-shilling-and-sixpence coin of William III showing his laureate profile facing right and crowned cruciform shields of arms, dated 1696.
Milled
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)
Syracuse Bronze Coin of Hiero II
Ancient Greek bronze of Syracuse struck under King Hieron II, c. 275-215 BC, bearing a Hellenistic profile head; a very common Sicilian city bronze.
Ancient
Gold Toman of Fath-Ali Shah Qajar
A hand-struck Qajar gold toman of Fath-Ali Shah dated AH 1226–1227 (1811–1812), covered in ornate Persian calligraphy with no portrait or figural imagery.
Persia / Iran
Gold Dinar of Abu'l-Qasim Unujur
An Ikhshidid gold dinar of Abu'l-Qasim Unujur, dated AH 337, with purely calligraphic Arabic legends inside ornamental borders on both faces.
Islamic (Medieval)
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
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
Denier of Charles the Bald
A small hammered silver denier of the Carolingian king Charles the Bald (r. 840–877), pairing a cross or monogram design with a ruler's profile.
Medieval