Watch List notes:

Marcus Aurelius. A.D. 161-180. AR denarius (19.71 mm, 3.08 g, 5 h). Rome mint, A.D. 173-174. M ANTONINVS AVG TR P XXVIII, laureate head right / IMP VII COS III, Genius, nude, standing left holding patera and grain ears. RIC 311; RSC 322. VF, toned. 

From the Porter Collection.