The Alex and Ani® Obsidian Pendulum Necklace is a beautifully long necklace with delicate details. Obsidian symbolizes power and safety. Wear this grounding stone to summon spiritual growth, block negative energy, and heal old wounds.Adjustable design allows for a customized fit.Sterling Silver finish. Slip on design.Made in the U.S.A.Measurements: Chain Circumference: 42 in Pendant Height: 1 7⁄10 in Pendant Width: 1⁄2 in Weight: 0.4 oz