Brand: Tiffany & Co. Condition: A Size: Material: PtPlatinum Comment Tiffany & Co.& Co (Material) Pt950 (Size) #10 (Ring Width) 2.6 mm (0.10 in) 5.0 g Tiffany & Co. introduces the stacking band Ring Diamond. A ring with a simple form typical of Tiffany & Co. The slender design is set with one diamond. Making it shine as an accent Please feel free to have it on hand. Why don't you try letting Co go?