Movement Caliber 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 Glass Material Hardlex LumiBrite Lumibrite on hands and indexs Band Material Stainless steel Other Details Water Resistance 200m / 660ft diver's Case Size Thickness: 13.4 mm Case Diameter: 42.4 mm Band Length: 49.4 mm Other specifications Screw case back Screw-down crown Unidirectional rotating bezel Other features 24 jewels Day/Date display Stop second hand function