3.73 Carat Genuine Amethyst, Chrome Diopside and Black Diamond .925 Sterling Silver Ring. Amethyst:Cushion/10.00mm 1/3.25 ctw + Chrome Diopside:Round/2.00mm 8/0.32 ctw + Diamond Black:Round/1.10mm 24/0.16 ctw . A Timeless Piece and Twist on Modern Classics, our jewelry are always fit for any occasion. Beautifully crafted and designed by our team of expert staffs with ISO-9001 and BSCI (Business Social Compliance Initiative) Certificate. Your jewelry will be made with the utmost care to the product, workers, and environment. As always with all of our products this item comes in a box packaging making it ready for gifting as soon as it is received. Every order is fully insured regardless of value. This insurance protects you against damage or the loss of your item while in transit. The Shipping and Handling fees include the insurance so there is no need to pay separately for insurance.