Sterling Silver Blue John Beaded Edge Heart Locket Necklace. P2104. This romantic locket boasts a stunning heart shaped cabochon of the finest Blue John stone, sourced directly from Castleton, Derbyshire. The stone is set within a beaded sterling silver frame at the centre of the silver heart shaped design. The feminine locket opens by a tiny hinge, which allows for a photo to be placed inside. The pendant hangs gracefully from a delicate sterling silver 18 inch chain complete with a classic bolt ring clasp for easy wear. All our Blue John jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform the natural Blue John stone into these stunning pieces of jewellery. You can find other matching Blue John jewellery on our website. All articles are lovingly and securely dispatched with our elegant jewellery packaging.  Dimensions: 20 x 13mm, plus 6mm bail, Blue John: 3.5 x 4mm.