14K 2.80 CT OPAL & DIAMOND RING: Fiery oval opal cabochon approx 2.80 CT and is bezel set in this 14K yellow gold ring. Complimented with .27 CTW diamonds. Weight 5.40 grams Sold with appraisal by Gemological Lab & Appraisal Inc. for $3345, dated October 30, 2017.