Ancient, Greek coins, Seleukid Empire, Seleukos I Nikator tetradrachm approx 300-295 BC, 16.60 g. Type of Alexander III of Macedon. Obv. Head of Herakles right, wearing lion skin headdress. Rev. Zeus Aëtophoros seated left holding sceptre, BASIAEOS below, SEAEYKOY to right; monogram in left field, AI below throne. SC 117c. BMC 4var. VF