Watch List notes:

KINGS of PARTHIA. Uncertain Usurper (Tiridates?). April/May-October/December 27 BC. BI Tetradrachm (29mm, 14.74 g, 12h). Seleukeia on the Tigris mint. Dated 285 SE (27 BC). Diademed bust left / Phraates seated right, receiving wreath from Tyche standing left, holding cornucopia; year below throne; [month in exergue]. Callataÿ 79-86; Sellwood 55.3-6 (Tiridates); Sunrise 397-8; Shore 307-9. Fine, rough.

From the Parthicus Collection.