Watch List notes:

KINGS of PARTHIA. Orodes II. Circa 57-38 BC. AR Tetradrachm (32mm, 15.35 g, 12h). Seleukeia on the Tigris mint. Dated Holöos (July). Diademed and draped bust left / Orodes seated left on throne, Tyche standing left before him, presenting palm and holding scepter; OΛ (month) and monogram in exergue. Sellwood 46.5-6 var. (different month); Sunrise 367 (same); Shore 210 var. (same); PDC 23354 (this coin). Cleaning marks and graffiti, slight double strike on reverse. VF. Overstruck on uncertain undertype. Unusually full flan with clear month and monogram in exergue.

From the Bob (Robert) L. Collection. Ex Classical Numismatic Group 81 (20 May 2009), lot 661.

See https://parthia.com/orodes2.htm#Type_46 for illustrated coin.