The favorite watch of pilots and dedicated aviation fans laid a major milestone in its history by taking aboard manufacture breitling caliber 01 a paragon of reliability and performance this navitimer 01 is distinguished by its black dial with a red seconds hand and applied hour markers or numerals to celebrate the 60th anniversary of this legendary model one of the ten great 20th century watchmaking classics breitling has also created two limited series with blue or silver dials and a t