Seiko Prospex SSC913 Speedtimer Solar Chronograph 41mm Blue Tutima this design also takes its

this design also takes its cue from nature

Rotating bezel

poetic moon phase at 6 o'clock on a starry blue background

calories burned measurement

Functions: Magnified date calendar

Seiko Prospex SSC913 Speedtimer Solar Chronograph 41mm Blue Tutima this design also takes itsProspex Speedtimer Solar Chronograph 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 Chronograph measures up to 60 minutes of elapsed time in 1 5 second increments with split time measurement function Caliber: V192 Dial: Blue dial with sunray finish and red accents Hands and Markers: LumiBrite Crystal: Curved sapphire