Diadumenian, AE Sestertius. Rome. AD 217-218. 33 mm, 29.15 g. M OPEL DIADVMENIANVS CAES, bare-headed, draped, cuirassed bust right. PRINC IVVENTVTIS, Diadumenian, standing front, looking right, holding baton and sceptre, two standards to right surmounted by an eagle and a wreath. SC below. RIC 215; Cohen 13. With permission of Roma Numismatics E-Sale 63, Lot 860, Nov. 2019.