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 by shield, holding Victory in right hand and spear in left hand.
Reverse script
Latin
Reverse lettering
ROMAE AETERN
-/-//VIXXIT (Translation: Romae Aeternae. Everlasting Rome.)