SELEUKID EMPIRE. Seleukos I Nikator. Second satrapy and kingship, 312-281 BC. AR Tetradrachm (26.5mm, 17.21 g, 12h). In the types of Alexander III of Macedon. Seleukeia on the Tigris I mint. Struck circa 300-281 BC. Head of Herakles right, wearing lion skin / Zeus Nikephoros seated left; ΣI in left field. SC 119.6a; HGC 9, 16f. Struck with worn dies. Near EF.