An 18k white gold Ceylon sapphire ring Set with a large natural Ceylon sapphire in modified cushion cut (ca. 30.0 ct, ca. 18.70 x 16.5 x 10.95 mm) flanked on either side by two small baguette-cut diamonds. Certificate Gemstone-Report no. 031664 by the DSEF, Idar-Oberstein from 15.04.2021 confirms the stone to be a natural sapphire with no indications of heating (NTE). Origin: Sri Lanka. Tested insofar as mounting permits. Bezel 1.9 x 2.0 cm. Ring size 55. Weight 15.38 g. Provenance Private collection north rhine westphalia. 1940s.