KINGS OF PARTHIA. Vologases IV, circa 147-191. Dichalkon (bronze, 3.17 g, 18 mm), Seleukeia on the Tigris,. 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. Nearly very fine.