Item #: 1073694 This is an authentic TIFFANY Platinum 18K Yellow Gold Yellow Diamond 1.10ct Soleste Cushion Cut Engagement Ring 47 4. The ring is crafted of platinum and features a cushion cut yellow diamond weighing approximately 1.10 carats, held by 18 karat yellow gold prongs. The ring also features two halos of round brilliant cut diamonds, approximately .40 total carat weight. PLEASE NOTE: One of the diamonds has been replaced by an authorized retailer. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.