Design inspired by Seiko's 1969 Speedtimer, one of the world's first automatic chronographs
Powered by light energy - no battery change required
6-month power reserve once fully charged
LumiBrite hands and markers
Dual-tone tachymeter bezel
Screwdown caseback
Case diameter: 41.4mm
Tri-fold push button release clasp
Water-resistant to 10 bar, 100 meters (330 feet)
Caliber V192
Style#:Â SSC911 (Silver Dial), SSC913 (Blue Dial), SSC915 (Black Dial)