Sterling Silver Blue John Oval Marquise Stone Locket. P2620. This oxidised sterling silver locket features a marquise shaped cabochon of the finest Blue John stone. The gemstone is framed by an elegant silver scroll pattern and the locket is further embellished with rope detailing. Sold complete with an 18 inch sterling silver chain which fastens with a classic bolt ring style clasp. All our Blue John jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform natural pieces of Blue John into these stylish pieces of jewellery. You can find other matching Blue John jewellery on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions: 26mm x 16mm including bail.