Denomination : AR Antoninianus. Mint : Rome.
Date : Joint reign with Valerian I, issued ca. AD 257 to 259.
Size : 19.8 x 24.1 mm. Weight : 3.07 grams.
Reference : RIC V,1, #186.
Grade : F/VG
Obverse : Head of Gallienus right, with IMP GALLIENVS P F AVG GERM around.
Reverse : Soldier standing right holding a spear and trophy, with VIRTVS AVGG around.
This is a fairly early Gallienus issue from when the silver content was still fairly high. The coin has minor encrustations and is darkly toned, but has a somewhat subdued silvery appearance.