Obverse: Laureate head right. ANTONINVS PIVS FEL AVG. Reverse: Serapis wearing a polos (a Wheat measure) on his head, raising his right hand in salute and holding a sceptre in his left. PM TR XVI COS IIII PP The inscription on the obverse says ANTONINVS PIVS FEL AVG, and our present coins lack the ‘FEL’ (= Felix = ‘fortunate’). It’s not a common addition on his coins.