Kings of Parthia, Vologases IV (AD 147-191). BI Tetradrachm (27mm, 13.95g, 1h). Seleukeia on the Tigris, year 467 (AD 155). Diademed and draped bust l., wearing tiara; B behind. R/ Vologases seated l. on throne, Tyche standing r. before him, presenting a diadem and holding sceptre. Sellwood 84.18-9. VF