This is a mil-gray band ring made from platinum from Tiffany & Co. It is smooth to wear and has a subtle carving design. Brand Tiffany & Co (Tiffany & Co) MilGray N Band Ring Materia Platinum (Stamp PT950) Size No. 6.5 Max Depth: 2 mm (0.08 in) Thickness 1.9 mm (0.07 in) Total Accessories Item details It has been polished and is in good condition.................................................................... • Ring size listed will usually be international sizing, not US, unless otherwise stated. You accept this description upon purchase. Please use the Ring Size Chart.