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Gaius Aurelius Valerius Diocletianus
Augustus (AD 284-305)  |  De Imperatoribus Romanis entry

Appointed by the Eastern army after the death of Nuemrian, Diocletian had to fight Carinus the emperor of the West, in which he was victorius. Diocletian introduced many reforms to the political and monetary systems across the empire.

Obverse Legends on coins depicting Diocletian

For explanations of many of the abbreviations used in Roman imperial obverse legends, click here.

Coins of Diocletian currently available

Bronze antoninianus issued AD 290-294.
Obv: IMP C C VAL DIOCLETIANVS PF AVG, Radiate, draped and cuirassed bust facing right.
Rev: IOV ET HERC CONSER AVGG, Jupiter holding sceptre standing facing Hercules holding Victory and club.<
Fine   |   AUD $35.00
Bronze follis issued AD 295-299.
Obv: IMP C DIOCLETIANVS PF AVG, Laureate head facing right.
Rev: GENIO POPVLI ROMANI, Genius standing left holding patera and cornucopiae, star in right field (STO in ex.).<
Good Very Fine   |   AUD $150.00