Harry Potter Gryffindor House Watch This watch is perfect for Gryffindor House members who are courageous, chivalrous, and full of determination. The watch has a foil face in shimmering house colours. The case is made from alloy with a stainless-steel buckle. The black strap is made from PU and is 8mm wide. The watch is supplied with a silver oxide battery. Case size 21mm Suitable from age 14 to adult Supplied on official Harry Potter branded packaging. The Carat Shop are the official licensed manufacturers of Harry Potter Jewellery & Accessories on behalf of Warner Bros