Pertinax Æ Sestertius. January 1st - March 28th, 193 AD.

Obv: IMP CAES P HELV PERTINAX AVG, laureate head right 
Rev: AEQVIT AVG TR P COS II S-C, Aequitas standing left, 
holding scales and cornucopiae. 

RIC 14; Cohen 5.

With permission of Numismatica Ars Classica, auction 51, March 2009.