Tiffany & Co. Tiffany T1 Ring in 18K White Gold 0.08 Ctw. PRIMARY DETAILS. SKU: U139163. Listing Title: Tiffany & Co. Tiffany T1 Ring in 18K White Gold 0.08 Ctw. Condition Description: Inspired by the 'T' motif that Tiffany has been incorporating since the '80s, the T collection is both striking and classic at once. excellent condition. Ring size is 5.25. Comes with Box;. Brand: Tiffany & Co. Collection/Series: Tiffany T. Metal Type: 18K White Gold. Metal Purity: 18K. Ring Size: 5.25. Pre-Owned Jewelry Condition: Excellent. SIDE STONE INFORMATION. Original Box?: Yes. Original Papers?: NoMeasurments: Condition: Excellent. An excellent item will have been worn a couple of times and will be in almost pristine condition as it has been extremely well maintained. May show slight wear such as scratches or wear on the edges from being used but will have no defects.