Gold-Plated Sterling Silver, Created Ruby, and Diamond Heart and Key Pendant Necklace, 18" Anyone looking for the key to your heart will find it studded with diamond accents and safely tucked away on a delicate chain necklace. Cable chain with spring-ring clasp Crafted in .925 yellow-gold-plated sterling silver with lab-created ruby and diamond accents. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported