Diadumenian Caesar (AD 217-218), Silver Denarius, 3.1 gms., mint of Rome, undated, M OPEL ANT DIADVMENIAN CAES, bare-headed, draped and cuirassed bust right, rev. PRINC IVVENTVTIS, Diadumenian standing facing, head right, holding standard in right hand and sceptre in left, two standards behind (RIC 102; BMC 87), extremely fine or thereabouts