This is a fabulous diamond ruby onyx 18k white gold ring from the Art Deco era. The ring features a dynamic blooming flower; and is centered with a sparkling round cut diamond that weighs approximately 0.60ct. The center stone is accentuated by smaller round cut diamonds that weigh approximately 0.17ct; and faceted cut rubies and onyx. The rubies weigh approximately 0.61ct; and the total weight of diamonds on this ring is 0.77ct. The color of the diamond is I with VS clarity. The top of this Antique Art Deco Diamond, Ruby and Onyx Gold Ring measures 15mm by 17.5mm. The ring is size 6 3/4 but it can be resized. It is stamped 750.