RING In white gold, set with a beautiful rectangular shaped emerald weighing 8.88 cts, shouldered by two tapered diamonds. A diamond and 18k gold ring set with an octagonal shaped emerald weighing 8.88 cts. C.G.L. certificate stating: origin Colombia, impregnated with minor oil. RC : Stone dimensions: 13.99 x 11.99 x 8.12 mm approx. TDD: 51-52; US: 6 (changeable - internal ring). Gross weight: 8.8 g (18k - 750).