18K CROWN FORM EMERALD DIAMOND RUBY & OPAL RING: 18K yellow gold and sterling silver ting in the form of a regal crown. The ring contains one oval shaped cabochon cut emerald and one square step cut emerald, approx. total weight 23 Ct. The diamond approx. total weight is .50 ct. There are 6 square cut synthetic rubies and 4 cabochon natural rubies. The natural opals are cabochon cut. The diamonds are bead set. Opals and rubies are bezel set. Weight 15.2 grams. Size 3.5. Sold with a current appraisal from Florida Diamond Appraisers GIA graduate for $3750.