This is an authentic TIFFANY & CO 18K White Gold Diamond Metro Ring in a size 48, 4.5. This elegant 18 karat white gold 1.5mm ring features a continuous band of brilliant diamonds with a carat total weight of .19. Indulge in the feminine charms of this stunning ring from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.