Important yellow gold (750) and platinum (850) openwork ring, formed by two confronting gadroons, centered by a line of old-cut diamonds in claw setting, the central one more important, and bordered by a pavement of small old-cut diamonds in grain setting. Circa 1945-50. Gross weight: 14.2 g - Finger size: 54. Weight of the main diamond: 0.45 carat. Wear, scratches and chips.