Authentic Tiffany and Co. 950 Platinum Band Ring Size 11.25. This ring width is 6.1 mm and it weighs 15.2 grams. Looks simple, yet elegant and pretty on the fingers. Make your promise with this high polished ring. This band is comfortable to wear and is in excellent condition. Nice piece to start or add to your Tiffany collection. The ring is fully hallmarked and is guaranteed to be 100% authentic. This ring you’ll be happy to wear constantly. Will surely delight! Comes with our beautiful gift box.