Sterling Silver the Arkenstone Officially Licensed Lord of the Rings Necklace The Arkenstone is a 10 mm (3/8") Swarovski Crystal sphere. Choose from a 24" long black leather cord or a 24" long rhodium plated chain This piece comes in a two-piece pinstripe jewelry box with a Card of Authenticity. Specialty item is made to order, please allow 5-7 business days to ship Items are shipped Fed Ex Ground with Tracking