Seiko Prospex Black on Black One Hundreth Of A Second Speedtimer Watch SFJ003P1

The Speedtimer Prospex watch collection represents Seiko's professional timekeeping heritage and takes inspiration from the brand's innovative history. Becoming official timekeeper for Tokyo's 1964 Olympics was a turning point in Seiko's history when the brand began making precisely accurate professional sports timing instruments, with no prior experience. This legacy continues today as Seiko is the World Athletics Official Timekeeper since 1985, supplying timing and measurement services to more than 180 World Athletics events in every corner of the globe. With a 42mm case, this particular Seiko Prospex watch is powered by a new in-house solar chronograph calibre movement, equipped with a stopwatch which measures time to the nearest 1/100th of a second. The black subdials and black (‘black on black’) coloured dial achieves visibility and legibility due to its separate indicators for the time and chronograph functions. Conveniently solar-powered; the watch charges from both natural and