Amulet in the shape of the wedjat-eye. the eye of the god Horus after it had been plucked out during one of his battles with Seth, and then healed by Thoth. According to the Osiris myth, Horus offered the healed eye to his dead father and so powerful a charm was it that it restored him to life.
The ancient Egyptians had elaborated a metaphysical system based on the eye of Horus, which symbolized universal fertility. The two eyes of the falcon-god were sometimes compared to the sun and the moon.