Watch List notes:

Diadumenian. As Caesar, AD 217-218. AR Denarius (19.5mm, 3.73 g, 6h). Rome mint. 1st emission, AD 217. Bareheaded and draped bust right / Diadumenian standing left, holding baton and scepter; aquila and signum to right. RIC IV 107; Clay Issue 1; RSC 12. Light porosity. VF.

From the Peter J. Merani Collection. Ex Edward J. Waddell inventory C35393 (ND).