Name: Tiffany & Co. Polished 18K White Gold Diamond 1P By The Yard Necklace White Gold Brand: Tiffany & Co. Category: Ladies Color: White Gold Actual size: Weight 1.8 g, top height 0.4 cm (0.16 in), top width 0.4 cm (0.16 in) Chain length: 40 cm (15.7 in)-45 cm (2 levels adjustable) Material: Main Item: 18K White Gold diamond (carat number unknown, to 0.25 0.3ct) Specifications: A simple and sophisticated collection designed by Elsa Peretti with a sparkling bezel-set diamond. Condition: There are some minor scratches, but this item is in very good condition as it has been polished by a professional.