Marcus Aurelius as Caesar (139-161). AR Denarius, 154-155 AD. Obv. AVRELIVS CAESAR AVG PII FIL. Bare head right. Rev. TR POT VIIII COS II. Minerva standing left, holding owl and spear and resting left hand on shield. RIC (A. Pius) 463a. C. 676. AR. g. 3.43 mm. 17.80 About EF.