Seiko Prospex x Automatic ft. Mini Samurai aka Redesigned Men Diver Round 200m Water Resistant Watch SRPL51K1 SRPL51 SRPL-51 SRPL-51K1 Discover the refined Seiko Samurai dive watch featuring a 41.6mm stainless steel case with updated dimensions and improved bracelet design. Powered by the reliable 4R35 automatic movement with 41-hour power reserve and 200m water resistance. Includes LumiBrite illumination, color-matched bezel, and drilled lugs for versatile wear. Caliber Number / Movement 4R35 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 seconds per day) Crystal Hardlex crystal 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 with extender) Water Resistance 200m / 660ft diver Case Size Thickness: 12.3 mm Diameter: 41.7 mm Length: 49.5 mm Lug width: 20.0 mm Other Specifications Seiko Prospex x Automatic ft. Mini Samurai aka Redesigned Magnetic resistance (4,800 A/m) Unidirectional rotating bezel Screw-down crown Screw case back 23 jewels Date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)