Item #: 1498860 This is an authentic TIFFANY 18K Yellow Gold Ruby Atlas Pierced Ring size 51 or 5.75. The ring is crafted of 18 karat yellow gold and features cutout Roman numeral motifs alternating between four round cut rubies. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.