This charm keeper is made with PVD-coated 18K Gold over Stainless Steel to keep its beautiful quality look for a long time. Perfect for the simple classy accessory or a sentimental touch by adding personal charms! ✦ Strong and durable ✦ Bright and unique semi-precious stones ✦ 100% Waterproof, Non-tarnish, Hypoallergenic ✦ Perfect for Every Budget Approx. Length: 6.5" Approx. Width: 4.5mm Approx. Charm Keeper Dimensions: 12mm x 12mm Approx. Weight: 5.3 grams Please NOTE: Due to their natural origin, our semi-precious stones exhibit unique variations in color, pattern, and texture. These inherent differences enhance the individuality of each stone, making every piece distinctively one-of-a-kind.