Tiffany & Co. Tiffany T Narrow Pave Diamond Ring, 4.5mm,18ct White Gold, Size ITiffany & Co. T Narrow Diamond Ring 18ct White Gold, 0. 45ct Diamonds, Size 48 This elegant Tiffany & Co. T Narrow Diamond Ring is crafted from 18ct white gold and adorned with round brilliant cut diamonds totaling approximately 0. 45ct. With a sleek 4. 5mm width, this iconic design from the Tiffany T collection blends modern minimalism with refined sparkle. Sized at 48 I, its perfect for stacking or wearing solo as a signature statement piece. Key