Openwork diamond-shaped ring in platinum (950), centered on an old-cut diamond in a closed setting, surrounded by scrolls and geometrical shapes paved with eight-eight and old-cut diamonds and lines of rail-set calibrated sapphires. Circa 1920. Mascaron hallmark. Gross weight: 8.1 g. - Finger circumference: 44. Wear, chips, transformations, under-set accidents.