Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. 312-281 BC. AR Tetradrachm (23.9mm, 17.05 g, 1h). In the name and types of Alexander III of Macedon. Babylon I mint. Struck circa 311-300 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; MI in left field, monogram in wreath below throne. SC 82.4a; Price 3751; HGC 9, 10f. VF, lightly toned.

From the Colin E. Pitchfork Collection. Ex Triton XII (6 January 2009), lot 1197 (part of).