Ancients. SELEUKID KINGDOM: Seleukos I Nikator, 312-280 BC, AR tetradrachm (15.95g), Ecbatana (Hamadan), ND, H&L-204.7, head of Hercules, wearing lions skin // Zeus seated left, holding eagle & scepter, initial BA above horizontal anchor & forepart of horse, letter A below the seat, bold strike, VF to EF.