Antoninus Pius, Rome mint, 157-158 AD.,
Æ Sestertius (29-31 mm / 28.17 g),
Obv.: ANTONINVS AVG - PIVS [P P I]MP II , laureate head of Antoninus Pius right.
Rev.: TR POT XXI - COS IIII / S - C , Abundantia standing l. holding grain-ears left and rudder on prow at right; modius with grain-ears on ground at left.
RIC 981. C. -. BMC 2038.