Platinum Tiffany & Co. and Elsa Peretti bezel-set diamonds by the yard necklace with 12 graduated diamond stations and toggle closure. This item has been appraised and inspected by our certified gemologist. Metal: Platinum Finish: Bright Polish Total Gram Weight: 10.5 Stones: Diamond Cut: Round Color: F-G Clarity: VS Stone Count: 12 Total Carat Weight: 1.21ctw