Seleukid Empire, Seleukos I Nikator AR Tetradrachm (16,20 gr - 25,65 mm).
In the types of Alexander III of Macedon. Seleukia on the Tigris I, circa 300 BC. Head of Herakles to right, wearing lion skin headdress / Zeus Aëtophoros seated to left, holding sceptre; ΒΑΣΙΛΕΩΣ below, ΣΕΛΕΥΚΟΥ to right, NO in left field. SC 117.6; ESM 24; HGC 9, 12i.