Watch List notes:

Pertinax, 193. Denarius (Silver, 18 mm, 2.71 g, 12 h), Rome. IMP CAE[S P HELV] PERTIN AVG Laureate head of Pertinax to right. Rev. OPI DIVIN TR P COS II Ops seated left, holding two grain ears in her right hand. BMC 19. Cohen 33. RIC 8a. Crystallized and porous, otherwise, very fine.