This Luxury Tiara is made of High-Quality Swarovski Rhinestones. This means that corrosion to it is non-existent. The total diameter is about 13.5cm. This beautiful piece is easily worn on any size of head and hair types as there are provisions in place to keep it from falling off.  This Exquisite Piece is for women who want to stand out at very special occasions like Weddings and Prom nights. Most ideal for anyone who wants to look like a Princess.