The "Junkers J1" Particular Version is dedicated to an plane that took towards the skies only once and however represented a revolution. Strictly restricted to 1915 parts. It incorporates a stainless-steel scenario that has a scratch-resistant sapphire crystal. It’s a hand-winding mechanical movement with forty two hours of electrical power. https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/