Mammen Weave Viking Knot Wedding Band Norse Celtic Sterling Silver Ring(Sizes 4,5,6,7,8,9,10,11,12,13,14,15) 7mm Wide (Photo shows all sides of the pattern) Weight is 3.9 - 5.9 Grams (varies with size) Nickel Free Sterling Silver Marked .925 (for Sterling Silver) Viking Knot Wedding Band