Seiko 5 Sports x Automatic ft. Monster Men Casual Round 100m Water Resistant Watch SRP605J2 SRP605 SRP-605 SRP-605J2 Discover the Seiko 5 Sports SRP605J2 - featuring a stainless steel case, silicone band, and hardlex crystal. Powered by the 4R36 automatic movement with 41-hour power reserve, 100m water resistance, and lumibrite for visibility. Includes day-date display, hacking seconds, unidirectional bezel, and see-through case back. 46mm diameter, made in Japan - perfect for casual wear! Caliber Number / Movement 4R36 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Hardlex crystal LumiBrite Lumibrite on hands and indexes Case / Band Material Stainless steel case with silicone band Water Resistance 100m / 10 bar Case Size Thickness: 13.3 mm Diameter: 46.0 mm Length: 51.0 mm Lug width: 22.0 mm Other Specifications Seiko 5 Sports x Automatic ft. Monster Made in Japan 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)