The "Junkers J1" Specific Version is dedicated to an airplane that took for the skies only once and however represented a revolution. Strictly restricted to 1915 parts. It incorporates a chrome steel circumstance having a scratch-resistant sapphire crystal. It’s a hand-winding mechanical movement with 42 hours of ability. Georges Favre-Jacot https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/