Seiko 5 Sports x Automatic ft. SKX Series aka GMT Men Formal Round 100m Water Resistant Watch SSK036K1 SSK036 SSK-036 SSK-036K1 Explore the Seiko 5 Sports GMT series, featuring a true GMT function with an independent 24-hour hand. Powered by the automatic 4R34 movement, this versatile watch includes a two-tone bezel, calfskin leather band, 100m water resistance, and luminous markers for round-the-clock readability. Caliber Number / Movement 4R34 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Hardlex crystal with magnifier Luminous LumiBrite on hands and indexes Case / Band Material Stainless steel case with leather (calfskin) band Water Resistance 100m / 10 bar Case Size Thickness: 13.6 mm Diameter: 42.5 mm Length: 46.0 mm Lug width: 22.0 mm Other Specifications Seiko 5 Sports x Automatic ft. SKX Series aka GMT Magnetic resistance (4,800 A/m) Bidirectional rotating bezel See-through case back Screw case back 24 jewels Date and 24-hour (GMT dual time) display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)