Sterling Silver Blue John Round Rope Twist Necklace, P249 This classic pendant centres on a perfectly round, hand carved and polished Blue John gemstone which is sourced directly from Castleton, Derbyshire and set in sterling silver. A complimenting rope like edge work surrounds the stone. Supplied with a large sterling silver bail and an 18 inch chain. Dimensions: 33mm x 22mm, Blue John; 14mm x14mm. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection.