Lovely Antique Crystal Opal Ring , comes from an Estate Jewelry Auction. Beautiful Sturdy bezel set in a 10k Solid Yellow Gold Solitaire Style Setting. The Focal point is an oval Shape Opal Measuring Approx. 13.2 x 11mm, Desirable Green, Yellow, Orange, it even has flashes of red. The sides are decorated with two flowers in yellow gold. They have rose gold centers. Very Good Luster & Sheen!!! My pictures cant do it justice, the colors are vivid. The Opal just dances with every slight movement of your hand. I love this ring. North to south the head measures 13.5mm. East to west the head measures 15mm to the start of the shoulder under the flower shapes. The Opal sits 7.5mm off the finger. The band measures 21.8mm at the bottom and 2.2mm under the shoulder. •Tested 10k Yellow Gold also hallmarked •Size a tight 6.25 and sizable •Total Gram Approx. 2.17 grams can be sized up or down by any jeweler.