18ct Yellow Gold Blue John Diamond Shaped Necklace
18ct Yellow Gold Blue John Diamond Shaped Necklace, P991C. This simple and sophisticated necklace is part of our Heritage handmade jewellery collection and features a diamond shaped Derbyshire Blue John gemstone. The gemstone stone is framed within exquisite 18ct yellow gold, and set into the bottom of the bale is a single 0.03ct brilliant cut diamond.