An 18ct white gold rubellite and diamond necklace, featuring a round chequerboard cut rubellite tourmaline of approx. 3.94ct to surround of 25 round brilliant cut diamonds on a pierced gallery, width 13.5 mm to cable link chain collet set with 6 further brilliant cut diamonds to bolt ring clasp, length 43 cm, diamonds total approx. 0.34ct, wt. 5.06g.