Gallienus AE Sestertius. 32 mm, 21.97 g. Rome mint. Struck 253 AD. 

IMP C P LIC GALLIENVS AVG, laureate, draped and cuirassed bust right.
SECVRITAS AVGG, Securitas leaning on cippus right, holding transverse sceptre, right hand on head. 
S-C across fields. 

RIC 237; Cohen 970; Goebl 52bb.

With permission of Fritz Rudolf Künker GmbH eLive Auction 35, Lot 380, May 2015.