Hamsa hand/Hand of Fatima pendant: 1.4*0.9*0.4"(3.5*2.3*1cm) black obsidian stone with a small sterling silver top bead , Sturdy adjustable black nylon cord, up to 32"(80cm) , Protection Amulet: This Hamsa hand pendant necklace is not only a fashion jewelry, but also be an amulet, which could give you protection , Gems Properties: Obsidian is said to impel us to grow while still lending support, shield you from affecting by malignant energies and also help to keep your thoughts positive , Customer Service: This hamsa hand necklace comes with GIFT BOX; 180 Days warranty & free replacement