Star K Sterling Silver Key To My Heart Heart Pendant Metal: 925 Sterling Silver. Dimensions: Width: 12.00 mm Length: 38.00 mm This beautiful design is part of the exclusive Star K. Jewelry collection. Star K, is a reputable American Family Business based in New York since 1986, uses only the highest quality materials, and will proudly stand behind all of her products. 18 inch Chain in a matching metal will be included. Lifetime Warranty exclusively offered by Finejewelers. High End Jewerly Box and Gift Packaging Additional Stones: (cubic-zirconia, Shape: round-shape, Color: Colorless.)