Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. Second satrapy and kingship, 312-281 BC. AR Tetradrachm (27mm, 16.80 g, 8h). In the types of Alexander III of Macedon. Seleukeia on the Tigris I mint. Struck circa 300-281 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; monogram within wreath in left field, K below throne. SC 117.2b; HGC 9, 12i. Lightly toned, porous. VF.

From the Don T. Hayes Collection, purchased from Glenn W. Woods.