Please view photos of ring next to ruler in inches and cm to help with. Ring sizer is also used in a photo.I try to respond asap. Take a look at my other listings. You may see something you like! The item "GUCCI made in italy Logo Ring Sterling Silver 925 Stamped 17, U. Size 8" is in sale since Tuesday, October 6, 2020. This item is in the category "Jewelry & Watches\Fine Jewelry\Fine Rings\Precious Metal without Stones". The seller is "allways2l8" and is located in New Haven, Michigan. This item can be shipped to United States.