Seagull x Hand-Wound ft. 1963 Series Chronograph aka Panda Military Reissue (Special Edition) Men Formal Round 50m Water Resistant Watch 819.87.1963B Experience aviation history with the Seagull 1963, a faithful reissue of China first military chronograph. Powered by the iconic manual-wind ST1901 column-wheel movement, this 40mm pilot watch features a domed sapphire crystal, a vintage-inspired dial with blue hands, and a 42-hour power reserve. Module / Movement ST1901 (mechanical hand-wound) Power Reserve Approximately 42 hours Crystal Sapphire crystal (curved) Luminous Nil Case / Band Material Stainless steel case with leather band Water Resistance 50m / 5 bar Case Size Thickness: 15.0 mm Diameter: 37.3 mm Length: 47.0 mm Lug width: 18.0 mm Other Specifications Seagull x Hand-Wound ft. 1963 Series Chronograph aka Panda Military Reissue (Special Edition) See-through case back Screw case back 22 jewels Chronograph up to 30 minutes in 1/5-second increment Equipped with small second hand Regular timekeeping (analog display)