18K GOLD, DIAMOND & EMERALD NECKLACE: 18K white gold necklace contains 142 round brilliant cut diamonds and one pear brilliant cut diamond. Weight: 6.00 Ct. Approx. The diamonds average VS in clarity and G-H in color. One pear shaped mixed cut emerald. Weight: 1.25 Ct. Approx. The emerald is rated VS in clarity (Type III), G in Hue, 5 in Tone and 5 in Saturation. The diamonds are knife and prong set. The emerald is prong set. Weight: 53.5 grams. Length: 18'' Sold with current Florida Diamond Appraisers GIA graduates appraisal for $22,500.