Gordian III, AE38 medallion. AD 241-242. 55.64 g. 

IMP GORDIANVS PIVS FELIX AVG, laureate, mantled bust left, holding eagle-tipped sceptre.
PONTIFEX MAX TR P IIII around, COS II PP below, emperor, holding branch and sceptre, driving slow quadriga left, crowned by Victory standing left behind him. On the left, Roma or a soldier, holding spear, standing front, holding the horses with left hand, two male figures in the background.

Gnecchi 33 (this coin); Berlin 18205457 (ditto); von Sallet 1079 (ditto); Cohen V, 287.

Image courtesy of the Münzkabinett, Berlin.

Gnecchi_33