Antoninus Pius with Marcus Aurelius as Caesar AE As, 26-28mm; 7.00g. AD 140-144. 

ANTONINVS AVG PIVS P P TR P COS III, laureate, draped bust right. 
AVRELIVS CAESAR AVG P II F COS, bare head of Marcus Aurelius right.
SC below.

RIC 1222 var (Obv bust type); BMCRE 1224; Cohen 41 var (bust type).

With permission of cngcoin.com, the AK Collection.