[D] SRPE87K1 (FKA SRP639K1)

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Seiko Prospex x Automatic ft. Yellow Fin Tuna Men Diver Round 200m Water Resistant Watch SRPE87K1 SRPE87 SRPE-87 SRPE-87K1 SRP639K1 SRP639 SRP-639 SRP-639K1 Explore the rugged Seik o Prospex Tuna diver - a 200m water-resistant automatic watch with 4R36 movement (41h power reserve). Features hardlex crystal, LumiBrite lume, unidirectional bezel, and screw-down crown. The 48mm stainless steel case with resin band offers durability for professional diving and adventure. Caliber Number / Movement 4R36 (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 resin band Water Resistance 200m / 660ft diver Case Size Thickness: 13.8 mm Diameter: 48.0 mm Length: 50.4 mm Lug width: 22.0 mm Other Specifications Seiko Prospex x Automatic ft. Yellow Fin Tuna 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) Show more