Gallienus Antoninianus, struck AD 253-268 at Samosata mint.
Obv: IMP C P LIC GALLIENVS PF AVG, radiate, draped and cuirassed bust right.
Rev: ROMAE AETERNAE, Roma seated left on shield, spear in left hand, presenting Victory to emperor, right.
3,44 g, 22 mm.
RIC 449