Unique Royal Jewelry Sterling Silver Purple CZ-Amethyst with White CZ Helo Jacket Princess Diana Kate Engagement Ring 925 Solid Sterling Silver All Cubic Zirconia Ring. Purple Color CZ-Amethyst stone Surrounded by sparkling White Cubic Zirconia stones Matching Necklace and Earrings are available 2mm Shank A Pretty and Elegant Gift Box Is Included.