Watch List notes:

KINGS of PARTHIA. Mithradates I. 164-132 BC. AR Tetradrachm (25mm, 14.98 g, 12h). Seleukeia on the Tigris mint. Struck circa 141/0 BC. Diademed and bearded bust right / Herakles standing left, holding cup, lion skin, and club; [monogram in exergue]. Cf. Sellwood 13.2 (for type); cf. Sunrise 260 (same). VF, areas of roughness on reverse.