Sterling Silver Blue John Wide Marquise Celtic Two Piece Set, S211 This elegant and eye-catching Celtic style set features a highly polished, hand crafted marquise shaped Blue John gemstone above which lies an interweaving knot of Celtic sterling silver work. The Blue John is sourced directly from Castleton, Derbyshire. Comprising of a pair of stud earrings, and necklace, complete with an 18 inch sterling silver chain. All items can be sold separately. 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 and in store. All articles purchased from C W Sellors are securely dispatched with our elegant, personalised jewellery packaging.