Seiko Prospex x Automatic ft. King Turtle Men Diver Tonneau 200m Water Resistant Watch SRPE03K1 SRPE03 SRPE-03 SRPE-03K1 Explore the Seiko Prospex King Turtle - a professional 200m diver watch with ceramic bezel, sapphire crystal (anti-reflective), and LumiBrite lume. Powered by the 4R36 automatic movement (41h power reserve), this 45mm stainless steel timepiece features a secure 3-fold clasp, screw-down crown, and day/date display. Built for adventure. Caliber Number / Movement 4R36 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Sapphire crystal with magnifier (anti-reflective coating) Luminous LumiBrite on hands, indexes and bezel Case / Band Material Stainless steel case, ceramic bezel insert with stainless steel band (three-fold clasp with secure lock, push-button release with extender) Water Resistance 200m / 660ft diver Case Size Thickness: 13.2 mm Diameter: 45.0 mm Length: 47.7 mm Lug width: 22.0 mm Other Specifications Seiko Prospex x Automatic ft. King Turtle Unidirectional rotating bezel Screw-down crown Screw case back 24 jewels Day and date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)