A Vintage Emerald and Diamond Ring. Mid 1900s The 18K gold ring is bezel-set with three emeralds surrounded by numerous single cut diamonds. The center emerald is approximately 1.20 ct and of an excellent color and sparkle. The ring is marked with owl-shaped French import mark. Size 6 1/2 (16.5 mm). The item "Vintage Emerald and Diamond Ring" is in sale since Wednesday, August 19, 2015. This item is in the category "Jewelry & Watches\Engagement & Wedding\Engagement Rings\Diamond".com" and is located in Chicago, Illinois. This item can be shipped worldwide.