Blue john cushion foxtail silver ring r851rthis exquisite blue john ring is part of our popular foxtail collection designed and made by c w sellors the ring boasts a cushion piece of cabochon blue john surrounded by an unmissable foxtail chain that circles the stone and flows down the shoulders of the bandrall our blue john jewellery is designed and crafted within our very own workshops in ashbourne derbyshire where a team of skilled craftsmen turn the raw blue john stone into these stunni