18ct White Gold Blue John Diamond Faceted Oblong Necklace, PUNQ0003661.  An elegant and unique, faceted oblong shaped pendant of Blue John set in 18ct white gold. The beautiful Blue John stone has been sourced directly from Castleton, Derbyshire. Using only the finest quality diamonds, the total weight for this spectacular piece is 0.05ct. The necklace is complete with an 17 inch, 18ct white gold chain.  At C W Sellors, we have an expert team of gemstone and diamond specialists who handpick and grade each jewel to meet our high standards and a team of talented in house designers who combine their talents to bring you our exclusive Precious Gemstone collection. You can find other Blue John pieces online and in store to complement this necklace. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging.  Dimensions: 37mm x 23mm, Blue John: 25mm x 21mm.