Signature Napoleon bicorne hat could fetch upwards of €600,000 at auction

One of the signature broad, black hats that Napoleon wore at Osenat's auction house in Fontainebleau, south of Paris, Friday, November 17, 2023. © Christophe Ena, AP

One of Napoleon Bonaparte's signature hats goes up for auction on Sunday alongside other personal items in Fontainebleau, outside Paris, and is expected to fetch more than half a million euros.  

One of the signature broad, black bicorne hats that Napoleon Bonaparte wore when he ruled 19th-century France and waged war in Europe is expected to fetch upwards of 600,000 euros ($650,000) at an auction Sunday.