14K CRYSTAL OPAL AND DIAMOND HEART PIN: 14K yellow gold bar pin with one heart shaped cabochon cut crystal opal. The opal is cracked. WEIGHT: 1.50 Ct. Approx. Two oval shaped cabochon cut crystal opals. WEIGHT: .75 Ct. Approx. Primary blue/green, secondary red/orange play-of-color. Nineteen old European round cut diamonds. TOTAL WEIGHT: .50 Ct. Approx. Rated SI-I1 in clarity and G-H in color. The opals and diamonds are prong set. Bar pin closure. Weight: 4.0 grams. Est. $400/550**