Bought For 100 Euros, Sold For 45,000 Euros

"A 100 euros typewriter has sold for 45,000 euros ($51,500) at auction, after it was discovered it was actually a German Wehrmacht Enigma I":

Cristian Gavrila, the collectible consignment manager at Artmark, told Reuters: "The collector bought it from a flea market. He's a cryptography professor and... he knew very well what he was buying."