Watch List notes:

Diadumenian, as Caesar, 217-218. Denarius (Silver, 21 mm, 3.06 g, 12 h), Rome, late 217-early 218. M OPEL ANT DIADVMENIAN CAES Draped bust of Diadumenian to right. Rev. PRINC IVVENTVTIS Diadumenian standing front, head right, holding standard in right hand and scepter in left; to right, two standards. BMC 87. Clay Issue 2. Cohen 3. RIC 102. Two flan faults on the obverse, otherwise, good very fine.