Citizen General x Mechanical ft. Crystal Seven C7 Reissue Men Casual Formal Round 50m Water Resistant Watch NH8390-20H NH8390 NH-8390 Experience precision timekeeping with this stainless steel mechanical watch, boasting a 40-hour power reserve, day and date display, and stop second hand function. Water-resistant up to 50m, its curved mineral crystal and see-through case back showcase intricate craftsmanship, making it a stylish accessory for any occasion. Caliber Number / Movement 8200 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 40 hours (+40 to -20 seconds per day) Crystal Mineral crystal (curved) Luminous Nil Case & Band Material Stainless steel case with leather band Water Resistance 50m / 5 bar Case Size Diameter: 40.2 mm Other Specifications Citizen General x Mechanical ft. Crystal Seven C7 Reissue See-through case back Screw case back 21 jewels Day and date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)