Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. As satrap, 321-315 BC. AR Tetradrachm (30mm, 17.12 g, 5h). In the name of Philip III of Macedon. Babylon (II) mint. Struck circa 318/7-315 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; in left field, ΛY above prow left; Z below throne. SC CAd43.15; Price P158; Duyrat Group V, Series 11; cf. HGC 9, 11. Lightly toned, a few scratches, double struck on reverse. VF. Struck on a broad flan. Attractive portrait.