A Stunning Estate Large Blue Topaz and Diamond Ring, Vintage 14K Gold Deco Style Setting. This estate ring holds a magnificent large blue topaz gemstone at its center estimated at 12 carats in weight. The stone is full of sparkle and life, something that you can only fully appreciate in real life. The topaz measures about 12 x 15mm and is faceted in an emerald cut. It is flanked by twelve (12) sparkling white diamonds estimated at about .50 carat total in diamond weight. The setting is solid 14K yellow gold and is beautifully fashioned with heavy sturdy construction. The entire ring measures about 9/16 inch long by about 13/16 inch wide from side to side. Ring Size: about 7 1/4 (could be resized by your jeweler or ask me about using mine before shipping).