Roman Imperial
Antoninus Pius (138-161) AR Denarius (Silver, 3.16g, 18mm) Rome, 153-154
Obv: ANTONINVS AVG PI – VS P P TR P XVII, Laureate head r.
Rev: COS – IIII Annona standing l., holding two grain ears and resting hand on modius set on prow.
Ref: RIC 231
Certificate of provenance and authenticity included . 
Provenance: Biha numismatics.