Sterling Silver Blue John Cross Small Heart Ring. R628. This elegant ring is part of our Cross Heart collection and features a small hand carved heart shaped Blue John gemstone. The individual highly polished Blue John has been framed within an sterling silver mount that embraces the gemstone in a cross 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 the natural Blue John stone into these stunning pieces of jewellery. You can find other matching Blue John jewellery on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions: Blue John; 12mm x 13mm, width of band; 2mm