Commodus as Caesar, AV aureus. AD 172-175. Struck under Marcus Aurelius.

COMMODO CAES AVG FIL GERM, bare-headed, draped bust right.
PRINC IVVENT, Commodus standing left, holding branch and sceptre, trophy to right with arms at its base.

RIC 600 (Aurelius); BMCRE 637 (this coin); Cohen 605; Sear 5540.

Image courtesy of the British Museum.