Gordian III AR Antoninianus, Rome mint, struck AD 243-244. 

IMP GORDIANVS PIVS FEL AVG, radiate, draped and cuirassed bust right.
SECVRIT PERP, Securitas standing left, legs crossed, 
holding sceptre and leaning on column

RIC IV-3 151; RSC 327; Sear 8660.

Contributed by Lazar of Lazooro Coins, April 2018.