Seiko Prospex x Automatic ft. Sumo aka Asia Exclusive Hawksbill (Limited Edition of 1,200 Pieces) Men Diver Round 200m Water Resistant Watch SPB192J1 SPB192 SPB-192 SPB-192J1 Own the rare Seiko Prospex Sumo aka Hawksbill SPB192J1 - an Asia-exclusive diver 200m limited to 1,200 pieces. Features the robust 6R35 movement (70h power reserve), sapphire crystal, lumibrite markers, and stainless steel case. A collector dive watch with engraved serial number, made in Japan. 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 Hawksbill (Limited Edition of 1,200 Pieces) Made in Japan 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)