RING White gold, set with an octagonal cut emerald weighing approximately 6 cts in a brilliant-cut diamond setting. The platinum basket is openwork with floral motifs. French work of the 1950s. A diamond, platinum and 18k gold ring set with an octagonal cut emerald weighing approximately 6 cts. Circa 1950. C.G.L. certificate attesting: origin Colombia (Colombia), minor oil (imprégnation mineure constatée). RC : Dimensions of the stone: 14.1 x 10.7 x 5.9 mm approx. Total diamond weight: approx. 2.50 cts. Accident to the ring. TDD: 45 1/2; US: 3 1/2 (subject to change). Gross weight: 12.1 g (Pt - 950 and 18k - 750).