Sterling Silver Blue John Pear Shaped Collarette Necklace, NUNQ0001342. An embodiment of modern style, this beautifully unique piece features a hand carved and highly polished cabochon of the finest Blue John stone which has been sourced directly from Castleton, Derbyshire. The pear shaped Blue John adorns a sterling silver setting and is held between two elegantly shaped pieces of sterling silver which ascend up into the collarette, creating a very modern and sleek design. 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 and in stores. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.