Gallienus AR Antoninianus. Viminacium mint, 253-254 AD.. 

Obv: IMP C P LIC GALLIENVS AVG, radiate draped bust right 
Rev: FELICITAS SAECVLI, Diana advancing right holding long torch in both hands.

RSC 206a, RIC 291 [Joint Reign], rated Scarce. 


From quadrigaancients.com, listed for $32, March, 2006.