999 Pure Silver Bracelet, Healing Jewelry Solid Pure Silver, not coated Kriya Bangle, for astrological purpose, 5 mm thickness Inside diameter 72 mm 9.25 inch length 52 gram weight approx. Will have marks and scratches as this is handmade, raw finish Jointless bangle, for astrological purposes Pure silver gets tarnished and oxidized eventually while coming in contact with the atmospheres air. Just clean it from a cotton cloth and it will go away.