COMMODO
CAES AVG FIL GERM SARM (Translation: Commodo Caesar, Augusti Filius, Germanicus, Sarmaticus. Of Commodus, Caesar, son of the emperor (Augustus), conqueror of the Germans, conqueror of the Sarmatians.)
Reverse description
Priestly instruments: knife, aspergillum, capis, lituus and simpulum.
Reverse script
Latin
Reverse lettering
PIETAS
AVG (Translation: Pietas Augusti. Piety of the Emperor.)