Sterling Silver Blue John Marcasite Pear Ring. R823. This striking statement ring features a pear shaped cabochon of the finest Blue John which has been sourced directly from Castleton, Derbyshire. The stone is placed within an exquisite sterling silver setting further embellished by dazzling marcasite, bringing a sophisticated sparkle to the piece. The ring is completed by a classic sterling silver band adorned with marcasite stones on the shoulders. 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 rings on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.  Dimensions: Blue John: 16mm x 9mm. Face of ring: 23mm x 13mm.