Sterling Silver Blue John Barrel Stud Earrings, E280. These sophisticated stud earrings boast two stunning rectangular shaped pieces of rare Blue John stone that has been directly sourced from Castleton, Derbyshire. The stones are set within exquisite sterling silver and fastened by classic post and butterfly fastenings 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 and other Blue John earrings on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.