The necklace features Opal Hamsa on a 0.7 mm sterling silver chain with spring clasp. Comes in a gift box for domestic orders and in a gift bag for international orders. The hamsa hand (Arabic) or hamesh hand (Hebrew) is an old and still popular amulet for magical protection from evil eye. An alternative Islamic name for this charm is the Hand of Fatima, in reference to the daughter of Mohammed. An alternative Jewish name for it is the Hand of Miriam, in reference to the sister of Moses and Aaron. 16 inch necklace comes with flat curb chain, 18 inch necklace comes with fine curb chain. Please contact store to choose color.