Watch List notes:

Antoninus Pius Æ Sestertius. Rome, AD 158-159. ANTONINVS AVG PIVS P P TR P XXII, laureate head to right / AEDE DIVI AVG REST, octastyle temple, in which are seated statues of Divus Augustus and Livia; COS IIII in exergue, S-C across fields. RIC III 998a var. (bust type); BMCRE 2051 var. (rev. legend). 24.58g, 30mm, 6h.

Very Fine. Possibly unique variant, no other examples on Coin Archives.

From the Antonio Carmona Collection;
Ex Classical Numismatic Group, Auction 50, 23 June 1999, lot 1534.