Watch List notes:

SELEUKID EMPIRE. Seleukos I Nikator. First satrapy, 321-315 BC. AR Tetradrachm (29mm, 16.85 g, 9h). In the name of Philip III of Macedon, types of Alexander III. Babylon (II) mint. Struck circa 318/7-315 BC. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; long torch and monogram in left field; below throne, Z below strut. SC CAd43.16 (formerly SC 79); Duyrat, Arados 971–5 (obv. die D226; Arados mint); Price P153 corr. (monogram in circle); HGC 9, 11b. Porosity and light roughness. VF.