SELEUKID KINGDOM: Seleukos I Nikator, 312-281 BC, AR tetradrachm (16.77g), Uncertain Mint 3, probably after ca. 300 BC, SC-58.3, head of Herakles right, wearing lion skin headdress // Zeus seated left on throne, holding Nike with wreath crown in outstretched right hand and scepter in left hand, monogram below throne, rare unidentified mint located in Cappadocia, eastern Syria, or northern Mesopotamia, VF.