Sterling Silver Blue John Oval Long Tapered Drop Necklace, P1207. This elegant oval Blue John pendant features a highly polished locally sourced Derbyshire Blue John stone, hand carved into an oval shape and set within finely crafted sterling silver. The design features an elongated tapered flute of sterling silver and is supplied with an 18 inch sterling silver chain with a classic bolt ring clasp, perfect for everyday wear.  All our Blue John jewellery is designed and crafted within our very own workshop 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: 41mm x 11mm, Blue John; 12mm x 10mm.