Seiko Presage x Automatic ft. 1964 Crown Chronograph aka Style60s aka GMT aka Watchmaking 110th Anniversary (Limited Edition of 3,500 Pieces) Men Formal Round 50m Water Resistant Watch SSK015J1 SSK015 SSK-015 SSK-015J1 Discover the Seiko Presage SSK015 GMT Limited Edition, celebrating 110 years of Seiko watchmaking. Featuring a refined silver dial with traditional Asanoha pattern, true dual-time 4R34 movement, stainless steel case, and 100m water resistance. A tribute to heritage for the discerning global traveler. Caliber Number / Movement 4R34 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Hardlex crystal (curved) Luminous LumiBrite on hands and indexes Case / Band Material Stainless steel case with leather (calfskin) band Water Resistance 50m / 5 bar Case Size Thickness: 13.0 mm Diameter: 40.8 mm Length: 47.0 mm Lug width: 20.0 mm Other Specifications Seiko Presage x Automatic ft. 1964 Crown Chronograph aka Style60s aka GMT aka Watchmaking 110th Anniversary (Limited Edition of 3,500 Pieces) Made in Japan LIMITED EDITION on the case back Serial number engraved on the case back Magnetic resistance (4,800 A/m) 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)