A large and impressive 30 carat sapphire pendant of good colour the old cushion-cut sapphire weighing approximately 30.5 carats, claw-set in unmarked gold mount, tests as gold, on a two-tone fancy-link necklace. The sapphire accompanied by a report from Gemmological Certification Services, number 78131-99, stating the sapphire is natural with no indications of heat treating.