Nontron Pocket Knife No25 - Catalan bladeThe Catalan's blade is similar to the one of the "Navaja knife," which is the oldest folding knife pattern still in production today. The "Navaja" first originated in southern Spain and was gradually exported and eventually made it to France and Corsica. Today, each Nontron knife is an original work of art made by one of only 10 artisan knife makers. The Nontron knife shares the name of the French village of its birth located in the Dordogne