I think it's a paint scraper. If you try to shave with it, it becomes a bone scraper.
Len
According to eBay seller glasgowgoodies -
"What you have here my friend is ULTRA rare Gillette Fuse-One razor used by Czar Nicholas II minutes before facing Bolshevik firing squad. Notice how razor head resemble hats of old Russian boyars. Good for shaving or many hours entertaining friends and neighbors. Buy it Now $1,000,000,000,000,000,000,000,000,000,000......"