SELEUCID KINGDOM Antiochus I Soter (281-261 BC). AR tetradrachm. in the name of Antiochus I. Susa. Obverse : Head of Herakles right, wearing lion skin. Reverse : Zeus AËtophoros seated left; monogram in left field, monogram below throne. 16.88 gm, 26 mm. Lovely strike, Choice About Extremely Fine, Lightly toned, And Extremely Rare