Item #: 665096 This is an authentic TIFFANY 18K Yellow Gold Atlas Open Ring size 52 or 6. The ring is crafted of 18 karat yellow gold and comes from the Atlas Collection, identifiable by its graphic Roman numerals. This is a beautiful ring for a distinctive look, from Tiffany. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.