Seiko 5 Sports x Automatic ft. SKX Series aka 140th Anniversary (Limited Edition of 11,000 Pieces) Men Formal Round 100m Water Resistant Watch SRPG47K1 SRPG47 SRPG-47 SRPG-47K1 Celebrate Seiko legacy with the 140th Anniversary Limited Edition SRPG47K1 - a collectible 11,000-piece tribute to the iconic SKX series. This 100m water-resistant automatic features a 42.5mm stainless steel case, LumiBrite illumination, and 4R36 movement (41h power reserve) with exhibition case back. A timeless piece of horological history. Caliber Number / Movement 4R36 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Hardlex crystal Luminous LumiBrite on hands and indexes Case / Band Material Stainless steel case with stainless steel band (three-fold clasp with secure lock, push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 13.4 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 140th Anniversary (Limited Edition of 11,000 Pieces) LIMITED EDITION on the case back Undirectional rotating bezel See-through case back Screw case back 24 jewels Day and date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)