Watch List notes:

Diadumenian (217-218). AE Sestertius. Obv. M OPEL ANTONINVS DIADVMENIANVS CAES. Draped and cuirassed bust right, head bare. Rev. PRINC IVVENTVTIS SC (in exergue). Diadumenian standing front, head right, holding standard and sceptre; to right, two standards. RIC (Macr.) 211. AE. g. 23.15 mm. 32.50 RR. Very rare. Light brown patina. About VF/Good VF.