Tiffany & Co By-the-Yard Diamond Necklace. The center is set with an exquisite diamond. This diamond necklace is designed to be casually fashionable. The serial number is engraved on the Necklace plate. Diamonds Weight: 0.26ct Color: E Clarity: VVS1 Cut: EXCELLENT Polish: EXCELLENT Symmetry: EXCELLENT Fluorescence: FAINT Necklace Material: 18K pink gold Weight: 1.9g Total length: 41 cm (16.14 in) Condition Polished Accessories: Tiffany & Co Certificate of Authenticity Tiffany & Co Case