Seiko Prospex Alpinist The Black Series LE 39.5 MM Automatic Watch SPB337J1 Casio come carbon resin models that

come carbon resin models that incorporate a new type of structure

for the high level of dust and mud resistance required when in severe environments

The gold toned Grand Seiko lettering and seconds hand stand out in sharp relief against the deep blue dial

Diameter:38

Lug holes in the bezel reveal the case and fine resin buffering beneath for a design that moves style into the future

Seiko Prospex Alpinist The Black Series LE 39.5 MM Automatic Watch SPB337J1 Casio come carbon resin models thatMovement Caliber Number: 6R35 Movement Type: Automatic with manual winding Precision: +25 to 15 seconds per day Power reserve: Approx. 70 hours Jewels: 24 Functions Stop seconds hand function Date display Case Material: Stainless steel (hard coating) Case Size Thickness: 13. 2mm Diameter: 39. 5mm Lug to lug: 46. 4mm Crystal: Sapphire crystal with magnifier Crystal Coating: Anti reflective coating on inner surface LumiBrite: Lumibrite on hands and