Sterling Silver Blue John Four Stone Cross Necklace, P1866. This exquisite necklace features four hand crafted cabochons of Blue John stone sourced directly from Castleton Derbyshire. The stone is set within this elegant sterling silver cross design and the pendant is presented on an 18\" sterling silver chain, complete with a classic bolt ring clasp. 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 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 30mm in length, 18mm wide