Oval Cut Peridot and Chrome Diopside Statement Ring, Chrome Diopside and Peridot. This ring contains a 9mm x 11mm oval cut natural peridot gemstone, and 3mm x 4mm pear cut chrome diopside gemstones. The surrounding stones on this ring are cubic zirconia. This ring is 925 sterling silver and Platinum Plated, also available in Gold or Rose Gold Plating. This item includes a gift box and a certificate of authenticity with purchase. Please allow up to 10-15 days for processing and delivery or this item, in many cases it will be delivered much sooner.