GEM SET RING, CARTIER, CIRCA 1950 Designed as three slightly articulated textured spheres, respectively set with cabochon turquoise, sapphire and amethyst, size J, signed Cartier. Piaget Jewelry, Cartier Jewelry, Retro Jewelry, Vintage Jewellery, Exquisite Jewelry, Elegant Jewelry, Neck Pieces Jewelry, Engagement Rings Romantic, 2016 Jewelry