Seiko 5 Sports SRPE57 Automatic Black Dial 40mm Formex Prospex Speedtimer Solar Chronograph

Prospex Speedtimer Solar Chronograph

Luminox Bear Grylls goes survival mode

basic movement Miyota 821 A

and has a power reserve of approximately 42 hours

Seiko 5 Sports SRPE57 Automatic Black Dial 40mm Formex Prospex Speedtimer Solar ChronographCaliber Number 4R36 Movement Type Automatic with manual winding capacity Duration Approx. 41 hours Case Material Stainless steel Crystal Hardlex LumiBrite Lumibrite on hands and indexes Clasp Three fold clasp with push button release Water Resistance 10 bar Case Size Thickness: 11. 5 Diameter: 40 Length: 44. 6 Other Specifications Screw case back See through case back Three fold clasp with secure lock