SFJ003 42mm

SEIKO PROSPEX SFJ003 SPEEDTIMER 1/100 SECOND SOLAR CHRONOGRAPH

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Caliber 8A50 

Inspired by Seiko's – and the world’s – first analog quartz chronograph, which featured a 1/100-second stopwatch

Features the new solar chronograph 8A50 movement, with precision stopwatch timing to 1/100 second, measurement up to 60 minutes of elapsed time, and a split time function

Powered by light energy – no battery change required

6-month power reserve once fully charged

Black dial with four inset black subdials, including a separate time dial

LumiBrite hands and markers

Curved sapphire crystal with anti-reflective coating on the inner surface

Concave top hammer-shaped pushers for easy stopwatch timing

Screwdown caseback

Case diameter: 42.0mm

Stainless steel case and bracelet

Tri-fold push button release clasp

Water-resistant to 10 bar, 100 meters (330 feet)watc