Diocletian, 284-305. Aureus (Gold, 20 mm, 4.39 g, 5 h), Antiochia, 284. IMP C G VAL DIOCLETIANVS P F AVG Laureate, draped and cuirassed bust of Diocletian to right. Rev. IOVI CONSERVATORI AVG / SMA Jupiter standing front, head to left, holding thunderbolt in his right hand and scepter in his left; to lower left, O. Calicó 4515a. Cohen 272. RIC 316. Rare. Some minor marks and with traces of mounting, otherwise, very fine.