Achaemenid Kingdom. Xerxes I to Artaxerxes II. Ca. 475-450 B.C. AR siglos (15.2 mm, 5.36 g, 12 h). Persian king or hero in kneeling-running stance right, holding spear and bow, bankers mark / Rectangular incuse punch. Carradice Type IIIb; BMC 15; SNG Kayhan 1030. aVF.