A nazar অথবা evil eye stone (Turkish: nazar boncuğu ) is an amulet that is meant to protect against the evil eye.

It is usually seen in the form of a flattened bead অথবা hanging ornament, made দ্বারা hand from coloured glass, and used as a necklace, অথবা attached to bracelets অথবা anklets. Typically it is composed of concentric circles অথবা droplet shapes – from inside out: dark blue (or black), white, light blue (or yellow), and dark blue – and is sometimes referred to as blue eye.