Antoninus Pius (138-161). AE Sestertius, 156-157 AD. Obv. ANTONINVS AVG PIVS P P IMP II. Laureate head right. Rev. TR POT XX COS IIII SC. Securitas seated left, holding sceptre and resting left elbow on cornucopiae, which forms arm of chair. RIC III 967. AE. 19.91 g. 29.00 mm. River patina, with its usual defects. Good VF/VF.