Citizen General x Mechanical ft. Sportster Men Casual Formal Round 100m Water Resistant Watch NH7531-50E NH7531 NH-7531 Experience precision timekeeping with a touch of sophistication. This modern mechanical watch boasts a 42mm brushed case, two-toned bezel, and a dial featuring day and date display, perfect for daily wear. Enjoy exceptional quality and water resistance up to 100 meters. Caliber Number / Movement 8200 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 40 hours (+40 to -20 seconds per day) Crystal Sapphire crystal Luminous Luminous on hands and indexes Case / Band Material Stainless steel case with metal band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 13.3 mm Diameter: 42.0 mm Other Specifications Citizen General x Mechanical ft. Sportster Unidirectional rotating bezel See-through case back Screw case back 21 jewels Day and date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)