Antoninus Pius AE dupondius. 139 AD. 

ANTONINVS AVG PIVS P P, radiate head right.
TR POT COS III, Pax standing left, holding branch and
cornucopiae, S-C across fields, PAX in exergue.

RIC 554; Cohen 577.

With permission of www.slaveycoins.com, March 2012.