IMP
GALLIENVS P F AVG GERM (Translation: Imperator Gallienus Pius Felix Augustus Germanicus. Supreme commander (Imperator), Gallienus, the pious, the fortunate, emperor (Augustus), conqueror of the Germans.)
Reverse description
Mars, helmeted, walking right, holding spear in right hand and trophy in left hand.
Reverse script
Latin
Reverse lettering
VIRTVS
AVG (Translation: Virtus Augusti. Courage of the emperor.)