Sterling Silver Blue John Dinky Barrel Necklace P453 This simple and sophisticated necklace is part of our Heritage handmade jewellery collection and features a stunning barrel shaped cabochon of highly polished rare Blue John sourced from the Treak Cliff Cavern in Castleton and set in solid sterling silver. 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 turn the raw Blue John stone into these stunning pieces of jewellery. You can find other matching Blue John jewellery and other Blue John necklaces on our website. All articles purchased from CW Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection. Dimensions: 20mm x 8mm including bale, Blue John; 11mm x 6mm.