Seiko 5 Sports SRPD87 Automatic Ventura 10 bar (100m) water resistance

10 bar (100m) water resistance and the exclusive H-21 automatic caliber timing every move to perfection it's ready for anything

Black calf leather strap with off-white stitching and red lining

Bezel Ocean waste material

The unique feature of this movement is its series-mounted double barrel

Seiko 5 Sports SRPD87 Automatic Ventura 10 bar (100m) water resistanceCaliber Number 4R36 Movement Type Automatic with manual winding capacity Accuracy +45 to 35 seconds per day Duration Approx. 41 hours Exterior Case Material Stainless steel Crystal Hardle LumiBrite Lumibrite on hands and indexes Band Material Nylon Other Details Water Resistance 10 bar Case Size Thickness: 13. 4 Diameter: 42. 5 Length: 46 Other Specifications Screw case back See through case back Unidirectional rotating bezel Other Features 24 jewels