Watch List notes:

Diadumenian as Caesar. Denarius; Diadumenian as Caesar; 217-218 AD, Rome, Denarius, 3.17g. RSC-3a, bust var. of BM-87 and RIC-102. Obv: M OPEL ANT DIADVMENIAN CAES Bare-headed bust r., draped, seen from back. Rx: PRINC IVVENTVTIS Diadumenian standing l., head r., holding standard and scepter, two further standards behind him.. EF