Update your evening jewelry collection with this gorgeous Sterling Silver Green Quartz and Diamond Halo Cocktail Ring. A bright cushion-cut, prong-set green amethyst takes center stage amid a sparkling halo of 16 round, prong-set diamonds (G-H, I3), while a total of 8 round, prong-set diamonds shimmer along the slender band.Tangelo Jewellery: A rainbow of gemstones is yours to discover with Tangelo. With thousands of styles from classic to trendy, you'll find the hue that's right for you. Adorn yourself with a burst of color from a gemstone. For every occasion in your colorful life.