Watch List notes:

KINGS of PARTHIA. Vologases IV. Circa AD 147-191. BI Tetradrachm (27mm, 13.51 g, 12h). Seleukeia on the Tigris mint. Dated Dios 465 SE (October AD 153). Diademed bust left, wearing tiara; B to right / Vologases seated left, receiving wreath from Tyche standing right, holding scepter; year above; month in exergue. Sellwood 84.16; Sunrise 451; Shore 428. Toned. Good VF.

From the Bob (Robert) L. Collection. Ex James Fox Collection (Classical Numismatic Group 94, 18 September 2013, lot 825.

This coin illustrated on the Wikipedia entry for this ruler: https://en.wikipedia.org/wiki/Vologases_IV