18ct Yellow Gold Turquoise Diamond Curved Triangle Necklace. p989c. This gorgeous double drop pendant features a brilliant cut 0.10ct diamond set within a solid 18ct yellow gold frame. Underneath the diamond gently hangs a hand carved triangle cabochon of Turquoise, completed by an 18 inch 18ct yellow 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 Jet pieces online and in store to compliment this necklace. 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: 15mm x 10mm, Turquoise; 8mm x 8mm.