claw set with a large emerald cabochon, in a pierced stylised border set with cushion-cut blue sapphires and round-cut pink sapphires, all in a rope-twist border to a doubled flattened-link chain, indistinctly marked; with accompanying report by Gemmological Certification services, dated 06.08.2019, numbered 79227-62, stating that the blue sapphires are of natural Sri Lankan origin with no indications of heat treatment, and the pink sapphires are of natural Burmese origin, showing no indication of heat treatment (Estimated total sapphire weight: 7.00cts)