It. Napoleon Bonaparte's hat has sold for €1.9 million at a Paris auction. Hear about it at urban legends and stranger truths. The bicorn black beaver felt hat was valued at between 600 and €800,000. The person who bought that hat has not made themselves known. Historians say the hat was part of his brand. Wearing it sideways made him recognizable in battle, and he owned about 120 of those bicorn hats over the years