Seiko 5 Sports x Automatic ft. SKX Series aka Checker Flag (Special Edition) Men Formal Round 100m Water Resistant Watch SRPK65K1 SRPK65 SRPK-65 SRPK-65K1 Discover the Seiko 5 Sports Special Edition featuring a vintage-inspired checker flag bezel and sunray dial with red-orange seconds hand. This stainless steel watch houses a 24-jewel automatic movement with 41-hour power reserve, exhibition case back, and 100m water resistance. A retro-modern tribute to 1960s racing style. Caliber Number / Movement 4R36 (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, indexes and bezel 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 Checker Flag (Special Edition) SPECIAL EDITION on the case back Unidirectional rotating bezel See-through back case Screw case back 24 jewels Day and date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)