Watch List notes:

Antoninus Pius (138-161). AR Denarius, Rome mint. Obv. ANTONINVS AVG PIVS P P TR P XII. Laureate head right. Rev. COS IIII. Antoninus Pius standing left, sacrificing with patera over tripod. RIC III 183. AR. 3.01 g. 17.50 mm. Brilliant, superb and lightly toned. EF.