18ct White Gold Blue John Oval Necklace. P019.  Simple and flawless, this white gold necklace features a beautiful cabochon of hand crafted and polished Blue John. The oval gemstone if framed by 18ct white gold, contrasting with the Blue John stone, creating a piece of jewellery suitable for any occasion.  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 stylish pieces of jewellery. You can find other matching Blue John jewellery along with matching Blue John pendants on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Matching items are available within this collection. Dimensions: 25mm x 12mm, Blue John: 18mm x 10mm