18ct gold, gemstone and diamond necklace, van Cleef & Arpels, modelled as an Omega link collar decorated at intervals with three gemstone and diamond clusters, the gemstones including cabochon sapphire, emerald and ruby, the diamonds together weighing approximately 1.00 carat, inner circumference approximately 377 mm, signed van Cleef & Arpels, made in France, numbered 4K623.6.