Longines UltraChron Diver specialpricing the 16800’s predecessor

the 16800’s predecessor

is classic Patek

and if you're looking for an Italian model

Daredevil aviator Jimmy Mattern wore a Wittnauer AllProof in his aborted flight around the world in 1933

as the militaries of the world replenished their greatly-depleted stores

Longines UltraChron Diver specialpricing the 16800’s predecessorNowadays, a watch with a 36,000 beat rate isnt deemed to be a technological marvel, but in the 1960s it definitely was. Back then, 18,000 bph (that is, beats per hour) was the standard. But watch brands, obsessed with accuracy, sought to improve upon it. Internally speaking, a higher beat rate allows for increased accuracy; externally, it leads to a smoother sweeping of the seconds hand. Both of these factors, the watch industry felt, would be