Item #: 649194 This is an authentic TIFFANY 18K White Gold Diamond Wide Atlas Open Ring size 47 or 4.25. The ring is crafted of 18 karat white gold and features a Roman numeral cutout band set with diamonds, approximately .64 carat total weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.