Watch List notes:

Pertinax (193) - AE Sestertius (Rome AD 193, 25.12 g) – IMP CAES P HELV PERTINAX AVG, laureate bust right / [OPI DIVIN TR P COS II], Ops enthroned left holding corn-ears and resting on seat, S – C across fields (RIC 20, BMCRE 42) – VF-/F+, RARE