ROMAN EMPIRE. Antoninus Pius. 138-161 AD. AE Sestertius (21.18 gm; 30 mm). ANTONINVS AVG PIVS P P TR P COS III, laureate head right / PROVIDENTIAE DEORVM, winged thunderbolt; S-C across fields. RIC III 618; Banti 318. Nice dark brown patina. about Extremely Fine. Rare.