Parthian Kingdom. Vologases I. Ca. A.D. 51-78. AR drachm (20.7 mm, 3.51 g, 11 h). Ecbatana. Diademed bust left, tapering short beard, wart on forehead, earring visible, hair in five waves; symbol behind head / Archer seated right, holding bow; monogram below bow. Sellwood 71.1; Shore 377. VF, toned.