18ct Yellow Gold Blue John 0.03ct Diamond Faceted Oval Necklace, PUNQ0005167. An elegant and unique, faceted oval shaped pendant of Blue John set in 18ct yellow gold. The pendant has a classic bail which features three delicately set diamonds, totalling 0.03cts adding extra sparkle and detail, to this stunning piece. The necklace is complete with an 18ct yellow gold chain. Dimensions: Blue John; 14mm x 11mm 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 are lovingly and securely dispatched with our elegant jewellery packaging.