Seiko Astron SSJ013 Blue Grid GPS Solar Titanium Bulova Seiko presents a new Prospex

Seiko presents a new Prospex creation whose design is the high reliability of successive generations of Landmasters and the design of the most representative models

Time transfer function (Switching between the main-dial and sub-dial)

Clasp: Type Steel pin buckle with diver's extension

Water resistance 100M/330FT/10ATM

Featuring our sustainable Eco-Drive technology powered by any light that never needs a battery

Seiko Astron SSJ013 Blue Grid GPS Solar Titanium Bulova Seiko presents a new ProspexCaliber Number 3X62 Movement Type GPS solar 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 Band Case Material Titanium (super hard coating) Case Size Thickness: 12. 0mm Diameter: 41. 2mm Lug to lug: 48. 6mm Crystal Sapphire crystal Crystal Coating Super clear coating LumiBrite Lumibrite