18K PLATINUM & DIAMOND LONG CHAIN: An 18K yellow gold & platinum long chain bezel set with 40 round brilliant cut diamonds weighing approx. 4.73 ct. Rated VS-SI in clarity and F-G-H in color. The diamond set in platinum bezels with openwork navette elements. Measuring approx. 38'' and weighing a total of 24.4 gms. Sold with a current Florida Diamond Appraisers GIA graduate's appraisal for $18,000.00. Est. $12000/15000**