SELEUKID. Seleukos I Nikator. 312-281 BC. AR Tetradrachm, 24 mm - 17.15 gr, 6h. In the name and types of Alexander III of Macedon. Babylon I mint. Struck circa 311-300 BC. O:\ Head of Herakles right, wearing lion skin. R:\ Zeus A??tophoros seated left; monogram in wreath in left field, H below throne. SC Ad57E (= 82.6 var. [monogram]); Price 3704 var. (same); HGC 9, 10f. Choice XF