Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. As satrap, 321-315 BC. AR Tetradrachm (25mm, 17.20 g, 4h). In the name of Philip III of Macedon. Uncertain mint 6A (in Babylonia). Struck circa 320-315 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; monograms in left field and below throne. SC Ad39.2; Taylor Series I, 15 (A11/P4); Price P164 (Marathos); HGC 9, 11a. VF, toned.