Roman Imperial
Gordian III (238-244), Antoninianus 243-244, Rome mint
Obverse: radiate, draped and cuirassed bust right
IMP GORDIANVS PIVS FEL AVG
Reverse: Mars, helmeted, in military attire, hastening right, holding transverse spear in right hand and shield in left hand
Diameter 22 mm, weight 4.01 g