Achaemenid Kingdom. Artaxerxes I to Artaxerxes II. Ca. 450-375 B.C. AR siglos (15.7 mm, 5.31 g, 12 h). Persian king or hero in kneeling-running stance right, holding spear and bow / Rectangular incuse punch. Carradice Type IIIb; SNG Kayhan 1029. Toned Fine.