Kings of Parthia, Tiridates? Usurper (April/May-October/December 27 BC). BI Tetradrachm (28mm, 10.14g, 1h). Seleukeia on the Tigris, year 285 (March 27 BC). Diademed bust l. R/ Phraates seated l., holding Nike, who crowns him with wreath, and sceptre. Cf: Sellwood 55.3 (Tiridates). VF