RIC V Gallienus 491: Subtype 1
Denomination: antoninianus
Material: ar
Authority: gallienus
Mint: mediolanum
Manufacture: struck
Date: 0260 to 0268
Obverse legend: GALLIENVS AVG
Obverse: Head of Gallienus, radiate, right
Obverse portrait: gallienus
Reverse legend: MARTI CONSER
Reverse: Mars, walking left, holding olive-branch in right hand and spear and shield in left hand
Reverse portrait: mars