Seiko Astron SSJ017 Limited Edition Super Hard Titanium Grey Louver pre-order the sporty timepiece makes use

the sporty timepiece makes use of a sunray black dial

stored in an accumulator

and an incredibly accurate Spring Drive system are the foundations for the Grand Seiko Spring Drive Diver watch

Against an allergic reaction to nickel

the new Khaki Navy Scuba is guaranteed to make a splash in the style stakes

Seiko Astron SSJ017 Limited Edition Super Hard Titanium Grey Louver pre-order the sporty timepiece makes useMovement Type: GPS solar Caliber Number: 3X62 Precision: 15 seconds per month (without receiving a GPS signal and at temperatures between 5C and 35C ) Power Reserve: Operating for approx. 6 months (when fully charged), power save: approx. 2 years Jewels: 10 Case Material: Titanium (super hard coating) Case Thickness: 12. 0mm Case Diameter: 41. 2mm Lug to lug: 48. 6mm Crystal: Sapphire crystal, Crystal Coating, Super clear coating LumiBrite: Lumibrite