Seiko Prospex x Automatic ft. 1970 Heritage aka Captain Willard Reissue aka Diver 55th Anniversary (Limited Edition of 5,500 Pieces) Men Diver Tonneau 200m Water Resistant Watch SPB183J1 SPB183 SPB-183 SPB-183J1 Explore the Seiko SPB183J1, known as the Captain Willard for its bold dial and rugged design inspired by Seiko iconic 1970s dive watches. Featuring a 42.7mm stainless steel case, 200m water resistance, and the reliable 6R35 movement, this modern reissue honors Seiko adventurous legacy. A standout for collectors and dive watch enthusiasts! Caliber Number / Movement 6R35 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 70 hours (+25 to -15 seconds per day) Crystal Sapphire crystal (curved, anti-reflective coating) 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: 13.2 mm Diameter: 42.7 mm Length: 46.6 mm Lug width: 20.0 mm Other Specifications Seiko Prospex x Automatic ft. 1970 Heritage aka Captain Willard Reissue aka Diver 55th Anniversary (Limited Edition of 5,500 Pieces) Made in Japan Additional silicone strap 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)