Stainless Steel Celtic Knot Ring. Excellent Quality, Made Of Surgical Steel. Will Not Tarnish Or Change Your Skin Color. No Polishing Required To Keep Its Luster. If You Have Any Questions About The Products, Please Feel Free To Contact Me, And I Will Reply As Soon As Possible. Whole Sizes Only Available Sizes: 5 - 10 Center Stone: White Cz Approx. Width: 6mm Approx. Weight: 2.80 Grams