Monica Vinader sterling-silver and kyanite stacking ring100% sterling-silver and kyaniteStone: kyaniteSlips onPolished finish, kyanite stone, circular silhouetteDimensions: band width: 1.5mm, depth: 1.2-1.4mmFive-year manufacturer's warrantyPlease use a soft, dry polishing clothPlease note - this piece has been certified in accordance with the Hallmarking Act 1973