Seiko Prospex x Automatic ft. Sumo aka Asia Exclusive Whale (Limited Edition of 1,000 Pieces) Men Diver Round 200m Water Resistant Watch SPB427J1 SPB427 SPB-427 SPB-427J1 Dive into exclusivity with the Seiko Prospex Sumo Asia Exclusive Whale SPB427J1, a limited edition of just 1,000 pieces. This professional 200m diver features a striking whale-inspired design, robust 6R35 movement (70h power reserve), and stainless steel bracelet. With Lumibrite markers, sapphire crystal, and engraved serial number, it is a collector dream blending Japanese craftsmanship with marine adventure. Caliber Number / Movement 6R35 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 70 hours (+25 to -15 seconds per day) Crystal Sapphire 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: 12.9 mm Diameter: 45.0 mm Length: 52.6 mm Lug width: 20.0 mm Other Specifications Seiko Prospex x Automatic ft. Sumo aka Asia Exclusive Whale (Limited Edition of 1,000 Pieces) Made in Japan Additional silicone band inclusive LIMITED EDITION on the case back Serial number engraved on the case back Unidirectional rotating bezel Screw-down crown Screw case back 24 jewels Date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)
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