IMP C P
LIC GALLIENVS P F AVG (Translation: Imperator Caesar Publius Licinius Gallienus Pius Felix Augustus. Supreme commander (Imperator), Caesar Publius Licinius Gallienus, the pious, the fortunate, emperor (Augustus).)
Reverse description
Mars, standing left, leaning on shield and holding spear.
Reverse script
Latin
Reverse lettering
MARTI
PROPVGN (Translation: Marti Propugnatori. Mars, the defender.)