Coin Encyclopedia
Search and identify coins from around the world — with country, denomination, metal, mint, history, and how to tell them apart.
Licinius Follis
Bronze follis of Licinius, the last rival emperor to challenge Constantine the Great before his defeat and the reunification of the Roman Empire under Constantinian rule in 324 AD.
Ancient
Aurelian Antoninianus
Radiate coin of Aurelian, the soldier-emperor who reunited the fractured Roman Empire and enacted a major coinage reform introducing standardized silver content marked with XXI or KA.
Ancient
Trajan Sestertius
A large bronze coin of Trajan, whose reign brought the Roman Empire to its greatest territorial extent, with reverses celebrating Dacian conquest, public works, and Trajan's Column.
Ancient
Ottoman Silver Akce
A tiny silver coin that served as the basic everyday currency unit of the Ottoman Empire for centuries, gradually shrinking in size and silver content as inflation took hold.
World
Chinese Ban Liang Cash
China's first standardized round coin with a square center hole, introduced under Qin Shi Huang to unify currency across the newly consolidated Chinese empire.
Ancient