Item #: 238280 This is an authentic TIFFANY & CO Platinum Pear Shape .25ct Diamonds By The Yard Necklace. This platinum necklace highlights a brilliant cut pear shaped diamond weighing approximately .25 carats. For a unforgettable style, only from Tiffany & Co. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.