Double Udjat Eye. The eye of Horus. Late Period, 664-332 BC. 1/2" deep green faience, pierced and of thick form with one side medially ridged. A burial amulet used in the mummification process. The Udjat had great power to ward off evil and was represented in many ways including painting of burial items. Excellent. Ancient Egyptian Magic by E. A. Wallis Budge included.