IMP C M
AVR PROBVS AVG (Translation: Imperator Caesar Marcus Aurelius Probus Augustus. Supreme commander (Imperator), Caesar Marcus Aurelius Probus, emperor (Augustus).)
Reverse description
Probus, standing left, holding globe in right hand and spear in left hand.
Reverse script
Latin
Reverse lettering
PRINCIPI IVVENT or PRINCIPI
IVENTVT
-/-//PTI (Translation: Principi Juventutis. To the prince of the youth.)