Favre Leuba Bivouac Blue Dial Altimeter Wristwatch Ref 53223Despite being less well known than other major Swiss watchmakers, Favre Leuba holds the remarkable distinction of being the second oldest in the world, established in 1737, and has been a true innovator by offering very innovative watches for the professional market. Just when you think youve seen it all, along comes an altimeter watch! This cool tool, from the 1960s, integrates an altimeter and barometer, which allowed the wearer to measure their