Seiko Prospex Alpinist Deep Lake 38 MM Stainless Steel Automatic Watch SPB249J1 Watch come carbon resin models that

come carbon resin models that incorporate a new type of structure

which can be easily adjusted in one-hour increments

Crystal: Sapphire crystal with magnifier

The bezel with built-in antenna uses GPS to gauge your distance

With Manual/Booklet

Seiko Prospex Alpinist Deep Lake 38 MM Stainless Steel Automatic Watch SPB249J1 Watch come carbon resin models thatCaliber Number: 6R35 Movement Type: Automatic with manual winding Precision: +25 to 15 seconds per day Power reserve: Approx. 70 hours Jewels: 24 Hacking seconds hand function Date display Case Material: Stainless steel Case Size Thickness: 12. 9mm Diameter: 38. 0mm Lug to lug: 46. 2mm Crystal: Curved sapphire crystal Crystal Coating: Anti reflective coating on inner surface LumiBrite: LumiBrite on hands and index(es) Clasp: Three fold clasp with push