18K 1.00 CTW DIAMOND NECKLACE: 18K yellow with white gold articulated diamond necklace contains (90) round brilliant cut diamonds. The Vien of Schlumberger, Tiffany & Co. Signed ''G''. WEIGHT: 1.00 Ct. Approx. Rated VS in clarity and G-H in color. The diamonds are pave' set. Decorative lobster claw closure. Length: 16'' Weight: 40.0 grams. Sold with current Florida Diamond Appraisers GIA graduates appraisal for $9100.