Trajan. A.D. 98-117. AR denarius (19 mm, 3.13 g, 6 h). Rome mint, Struck A.D. 116/7. IMP CAES NER TRAIN OPTIM AVG GERM DAC, laureate and draped bust right / PARTHICO P M TR P COS VI P P S P Q R, Mars advancing right, holding spear and trophy over shoulder. RIC 331; Woytek 571v; RSC 190. VF.