Sterling Silver Blue John Marcasite Marquise Beaded Edge Ring, R749 This stunning ring is part of our Marcasite handmade jewellery collection and features a striking marquise shaped cabochon of the finest Blue John, which has been sourced directly from the Castleton, Derbyshire, Castleton in Derbyshire, framed by glittering marcasite stones. The stone is placed within an exquisite sterling silver beaded detail setting and is completed with a classic sterling silver band.  All our Blue John jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen transform the natural Blue John into these stunning pieces of jewellery. You can find other matching Blue John jewellery and other Blue John rings online and in store. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions 9mm x 11mm