Sterling Silver Diamond Key Pendant Necklace (1/10 cttw), 18" Vintage-inspired necklace with key pendant featuring allover petite diamonds and milgrain texture Crafted in .925 sterling silver 18" box chain with spring-ring clasp All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported Carat weight listed is the total for all stones.