KINGS OF PARTHIA. Vologases IV, circa 147-191. Dichalkon (Bronze, 17 mm, 4.00 g, 1 h), Seleukeia on the Tigris, SE 475 = 163/4. Diademed bust of Vologases IV to left, wearing tiara; to left, EOY. Rev. Draped and turreted bust of Tyche to right; to right, A. Sellwood 84.144. Shore 632. Minor deposits, otherwise, very fine.