RIC V Gallienus 179a: Subtype 1
Denomination: antoninianus
Material: ar
Authority: gallienus
Mint: rome
Manufacture: struck
Date: 0260 to 0268
Obverse legend: GALLIENVS AVG
Obverse: Bust of Gallienus, radiate, draped, right
Obverse portrait: gallienus
Reverse legend: DIANAE CONS AVG
Reverse: Stag, walking right or left, sometimes looking backward