Watch List notes:

Diadumenian, as Caesar, AR Denarius. Rome, AD 217-18. M OPEL ANT DIADVMENIAN CAES, bare-headed, draped and cuirassed bust right / PRINC IVVENTVTIS, Diadumenian standing facing, head right, holding standard and sceptre, two more standards to right. RIC 102; RSC 3. 3.11g, 21mm, 12h.

Extremely Fine, and struck on a large flan. Scarce.