Antoninus Pius Sestertius. 147 AD. 

Obv: ANTONINVS AVG PIVS PP TRP, laureate head right 
Rev: COS IIII around, PAX-AVG and S-C across fields, Pax standing left, 
setting fire to heap of arms with torch, and holding cornucopiae. 

RIC III 777; BMC 1698; Cohen 594, rated common

Courtesy of TimeLine Auctions (www.timelineauctions.com), July, 2012