Coin depicted roughly twice actual size*

Antoninianus of Gordian III

Silver antoninianus, 24mm, 4.52gm, issued AD 243/244 Rome mint.

Obv: IMP GORDIANVS PIVS FEL AVG, Radiate, draped, cuirassed bust right.

Rev: MARTEM PROPVGNATOREM, Mars, helmeted, in military attire, hastening right, holding transverse spear and shield.

References: Sear 8624, RIC 147, RSC 155.