Watch List notes:

Kings of Parthia, Vologases IV (AD 147-191). BI Tetradrachm (24mm, 12.83g, 12h). Seleukeia on the Tigris, year 497 (May AD 185). 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 84.109. VF