The "Junkers J1" Specific Edition is dedicated to an plane that took for the skies just once and yet represented a revolution. Strictly limited to 1915 parts. Hesalite in lieu of sapphire for the crystal is the most authentic allusion to the Moonwatch’s heritage, but Hesalite scratches readily, as also https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/