Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. 312-281 BC. AR Tetradrachm (25mm, 16.63 g, 8h). In the name of Alexander III of Macedon. Uncertain mint 6A in Babylonia. Struck circa 308-304 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; anchor and monogram in left field, monogram below throne. SC C67.5b; Taylor Series II, 139 (A44/P3 – this coin, illustrated); Price 3438; HGC 9, 10d. Good VF, lightly toned.

From the B. H. Webb Collection. Ex Classical Numismatic Group 72 (14 June 2006), lot 865.