In ancient Egypt the eye of Horus was a symbol of protection and was often worn as a good luck charm. This udjat is unusual as both the front and back are modelled, suggesting it may have been made for another purpose, possibly for a burial. - New Kingdom (Dynasties 18-20) - 1650-1070 BC,3rd Intermediate Period (Dynasties 21-25) - 1070-661 BC,Late Period (Dynasties 26-31) - 661-332 BC -