Antoninus Pius (138-161). AR, Denarius. (Silver, 2.94 g. 17 mm.) Rome.
Obv: ANTONINVS AVG PIVS P P TR P XVII. Head of Antoninus Pius, laureate, right.
Rev: COS IIII. Vesta, veiled, draped, standing left, holding simpulum in extended right hand and palladium in left.
Ref: RIC 219.