22k Gold Plated Rubay Real Sapphire Necklace with Matching Earrings. The Rubay Real Sapphire Necklace with Matching Earrings is a beautiful set of jewelry designed to add elegance and sophistication to any outfit. The set includes a necklace and a pair of earrings, both featuring real sapphire gemstones as the centerpiece. The necklace features a delicate chain made from high-quality materials, The gemstone is cut in a classic oval shape, and its deep blue hue is sure to catch the eye.