SRPK43 7S26 a power reserve of approximately

a power reserve of approximately 45 hours

A modern reimagining of Seiko's first sport watch

Coutura Radio Sync Solar Chronograph From the Coutura Collection

with strong lines

With a new pressed pattern inspired by crystals in homage to the original quartz Astron

SRPK43 7S26 a power reserve of approximatelyProspex Black Series. Designed for those who treat life as the ultimate adventure, Seiko Prospex keeps moving forward, meeting every challenge with technological excellence and winning design. Featuring Green LumiBrite Pro, " developed for divers by combining the color most recognizable in the dark with a higher brightness and longer afterglow, this extraordinary timepiece provides a "night vision" experience for visibility in the dark resembling the