Pertinax, AE As. AD 193. Rome. 7.66 g.

IMP CAES P HELV PERTIN AVG, laureate head right.
AEQVIT AVG TR P COS II, Aequitas standing left, holding scales and cornucopiae. 
S-C across fields.

RIC 32a; Cohen 4.

Image courtesy of the British Museum.