Parthian Kingdom. Vologases IV. Ca. A.D. 147-191. Æ dichalkon (17 mm, 3.21 g, 12 h). Seleukeia on the Tigris. Crowned bust of Vologases IV facing; [date] to right / Tyche seated left on column; palm to left. Sellwood 79.50; Shore -. Very rare. Nice sandy green patina. Very fine.