This is a wedjat or Eye of Horus amulet.

We do not know where this object is from. The wedjat amulet represented the left eye of the god Horus, who lost it in a fight with his uncle, the god Seth (who killed his father Osiris). The amulet symbolised healing and protection, and was carried by many people. This is a wedjat or Eye of Horus amulet. It is made from faience. We do not know how old this object is.