Free ring sizer
Just visit our website and get a Free ring sizer. Get the right size the first time by requesting a plastic ring sizer. Blue Nile realizes that you may not know the ring size for a given finger, and we want to help. We provide a printable ring sizer that can help you determine your ring size. Your ring should fit your finger comfortably; snug enough so that it will not fall off, but loose enough to slide over your knuckle.