Seiko Prospex x Automatic ft. King Samurai aka The Black Series aka Night Vision (Limited Edition of 8,000 Pieces) Men Diver Round 200m Water Resistant Watch SRPH97K1 SRPH97 SRPH-97 SRPH-97K1 Discover the Seiko Prospex Black Series King Samurai SRPH97K1, featuring a 43.8mm black hard coated stainless steel case with sapphire crystal and ceramic bezel insert. Powered by the 4R35 automatic movement with 41-hour power reserve, 200m water resistance, and green luminescent hands. A stealthy evolution of an iconic design. Caliber Number / Movement 4R35 (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 (hard coating) case, ceramic bezel insert with silicone band Water Resistance 200m / 660ft diver Case Size Thickness: 12.8 mm Diameter: 43.8 mm Length: 48.7 mm Lug width: 22.0 mm Other Specifications Seiko Prospex x Automatic ft. King Samurai aka The Black Series aka Night Vision (Limited Edition of 8,000 Pieces) LIMITED EDITION on the case back Serial number engraved on the case back Unidirectional rotating bezel Screw-down crown Screw case back 23 jewels Date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)