IMP C C
VAL DIOCLETIANVS P F AVG (Translation: Imperator, Caesar, Caius Valerius Diocletianus Pius Felix Augustus. Supreme commander (Imperator), Caesar, Gaius Valerius Diocletian, the pious, the fortunate, emperor (Augustus).)
Reverse description
Roma, helmeted, draped, seated left on shield, holding Victory in right hand and sceptre in left hand.
Reverse script
Greek
Reverse lettering
ROMAE AETERNAE
-/-//XXIΓ (Translation: Romae Aeternae. Everlasting Rome.)