RN0020-GW-10 white gold two gemstone ring with green tourmaline and pink tourmaline. The 4mm round gems have an approximate weight of 0.4 carats and a metal weight of 6 to 8 grams. Read complete details for this gorgeous ring at http://www.jewelat.com/shop/rings/723-RN0020-GW-10-ring-white-gold-green-tourmaline.html