Seiko Prospex x Automatic ft. Land Alpinist Men Formal Round 200m Water Resistant Watch SPB249J1 SPB249 SPB-249 SPB-249J1 Discover Seiko latest Alpinist, blending mountaineering heritage with modern refinement. These 39.5mm field watches feature striking sunburst dials, the robust 6R35 movement (70h power reserve), 200m water resistance, and sapphire crystals. Perfect for adventurers seeking Japanese craftsmanship in a versatile everyday timepiece. Caliber Number / Movement 6R35 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 70 hours (+25 to -15 seconds per day) Crystal Sapphire crystal (curved, anti-reflective coating) Luminous LumiBrite on hands and indexes Case / Band Material Stainless steel case with stainless steel band (three-fold clasp with push-button release) Water Resistance 200m / 20 bar Case Size Thickness: 12.9 mm Diameter: 38.0 mm Length: 46.2 mm Lug width: 19.0 mm Other Specifications Seiko Prospex x Automatic ft. Land Alpinist Made in Japan See-through case back Screw-down crown Screw case back 24 jewels Date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)