Marcus Aurelius (161-180) AR Denarius (Silver, 3.06g, 18mm) Rome, 161.
Obv: IMP M AVREL ANTONINVS AVG, bare head right
Rev: CONCORD AVG TR P XV, Concordia seated left, patera in right hand, left arm leaning on statue of Spes, cornucopia below seat; COS III in exergue.
Ref: RIC III 2.