Marcus Aurelius (161-180). AR Denarius, 166-167 AD. D/ M ANTONINVS AVG ARM PARTH MAX. Laureate head right. R/ TR P XXI IMP IIII COS III. Aequitas standing left, holding scales and cornucopiae. RIC 171. C. 882. AR. g. 3.22 mm. 19.00 A superb example, from fresh and masterly engraved dies. Lovely light cabinet tone, with iridescent hues and underlying luster. EF.