SELEUKID KINGDOM. Seleukos I Nikator (312-281 BC). Uncertain Babylonian mint. In the name and types Alexander III 'the Great' of Macedon.
AR Tetradrachm (28.8mm 16.48g)
Obv: Head of Herakles to right, wearing lion skin headdress.
Rev: BAΣIΛEΩΣ - ΣEΛEYKOY. Zeus seated left on low throne, holding long scepter in his left hand and Nike standing right in his right; ΔI monogram within circle in left field
Apparently Unpublished in the standard references