Watch List notes:

Trajan. A.D. 98-117. AR denarius (18.38 mm, 13.19 g, 7 h). Rome mint, Struck A.D. 117. IMP CAES NER TRAIAN OPTIM AVG GER DAC, laureate and draped bust of Trajan right, seen from behind / PARTHICO P M TR P COS VI P P S P Q R, naked Mars striding right carrying spear and trophy. RIC 331; RSC 190. EF, Gray patina shading through rainbow colors, on obverse (less so, reverse). 

From the Tom Buggey Collection.