Watch List notes:

Diadumenian. As Caesar, AD 217-218. AR Denarius (19.5mm, 3.57 g, 12h). Rome mint. 2nd emission of Macrinus, AD 217-218. Bareheaded and draped bust right / Diadumenian standing slightly left, head right, holding signum and scepter; two signa to right. RIC IV 102 (Macrinus); Clay Issue 2; RSC 3. Matte surfaces, hairlines, traces of deposits. Good VF. Artistic portrait.