Seiko Astron SSH155 Sport Design Dual Time Chronograph Black DLC GPS Solar canvas strap as much because of its

as much because of its unforgettable good looks as for its technical sophistication

With a stately diameter of 55 mm back then

the line has delivered dependable performance via expert titanium-processing know-how and innovative technology

A vibrant blue GMT hand echoes the view of the earth from the moon

Including basal metabolic rate

Seiko Astron SSH155 Sport Design Dual Time Chronograph Black DLC GPS Solar canvas strap as much because of itsCaliber Number: 5X83 Movement Type: GPS solar Precision: 15 seconds per month (1 second per day) Power Reserve: Operating for approx. 6 months (when fully charged), power save approx. 2 years Jewels: 14 Case Thickness: 13. 4mm Case Diameter: 43. 3mm Lug to Lug: 49. 5mm Crystal: Dual curved sapphire crystal Crystal Coating: Super clear coating LumiBrite: Lumibrite on hands and index(es) Clasp: Three fold clasp with push button release Distance Between