TC: Rare Antoninus Pius as Caesar Sestertius tomcederlind ( 577) TC: Rare Antoninus Pius as Caesar Sestertius ANTONINUS PIUS as Caesar. 138-161 AD. Brass Sestertius, 32mm (22.58 gm). . R: Pietas standing left, holding box of incense and raising hand above altar. cf. RIC 1083a; BMC 1945 (struck 25 February-10 July, 138). Very rare and aVF.