This milgrain ring from Tiffany & Co. has a delicate design with a yellow gold edge and a milled finish. It is a piece of jewelry with a simple yet detailed design that exudes a sense of luxury. Brand Tiffany & Co. Milgrain Ring Material Engraving 18K yellow gold Platinum (Engraved 750. PT950) Size Size: US: 4.5 International: No. 9 (9 JP / US 5) Maximum width 3.4 mm (0.13 in) Thickness 2.1 mm (0.08 in) 5.2 G Accessories Item details It has been polished and is in good condition.