Large Russian Diopside & Cambodian Zircon 9K White Gold Ring Size K. It has a beautiful Art Deco style white gold setting, the Russian Diopside is a wonderful vivid green and there are six genuine zircon on each shoulder. It contains 2.45 grams of 9ct white gold. Size K. It is fully hallmarked the makers mark "R&C", the anchor for Birmingham and 375. It is in excellent brand new condition condition. Comes with its certificate of authenticity.