Marcus Aurelius (161-180). AR Denarius, 166 AD. Obv. M ANTONINVS AVG ARMENIACVS. Laureate head right. Rev. PIETAS AVG TR P XX COS III. Pietas standing left, dropping incense on altar and holding incense box. RIC 148. C. 463. AR. g. 3.34 mm. 18.50 Good metal. Brilliant and superb. About FDC.