Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. 312-281 BC. AR Tetradrachm (29mm, 16.79 g, 9h). Laodikeia ad Mare mint. Struck circa 300-281 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; in left field, dolphin left above monogram; monogram below throne. SC 36.6a; Houghton, Early, Series II, Group 7, dies A7/P4 (this coin referenced); HGC 9, 12 var. (mint not listed). VF, toned.

From the George Bernert Collection. Ex Numismatic Fine Arts Fall MBS (12 October 1988), lot 371.