Seiko Prospex sea SRPE99

This Seiko automatic diver’s watch is powered by the 4R36 movement, offering manual winding capability, a 41-hour power reserve, stop seconds hand function, and practical day/date display. Built with Hardlex crystal, LumiBrite on the hands, indexes, and bezel, secure clasp with extender, screw-down crown, screw case back, unidirectional rotating bezel, and 200 m diver’s water resistance, it delivers dependable performance for everyday wear and diving use. SKU: SRPE99 Case & Exterior Case Thickness 13.4 mm Case Diameter 45.0 mm Crystal Hardlex LumiBrite LumiBrite on hands, indexes, and bezel Clasp Three-fold clasp with secure lock, push-button release, and extender Distance Between Lugs 22 mm Weight 195.0 g Movement & Features Caliber Number 4R36 Movement Type Automatic with manual winding Power Reserve Approx. 41 hours Jewels 24 Functions Stop seconds hand function Day/date display Water Resistance 200 m / 660 ft diver’s Bezel Unidirectional rotating bezel Crown Screw-down crown Case Back Screw case back