Antoninus Pius, AE sestertius. AD 150-151. 31 mm, 24.13 g.

IMP CAES T AEL HADR ANTONINVS AVG PIVS PP, laureate head right.
TR POT XIIII COS IIII around, ROMA in exergue, S-C across fields, Roma seated left, holding spear held slightly forwards, and parazonium, shield set on a prow at her side. 

RIC III 874; BMC 1871; Banti 328. 

Sold by Stack's Bowers Galleries auction July 2011, Lot 1138.