Seagull x Hand-Wound ft. 1963 Series Chronograph aka 70th Anniversary Reissue (Special Edition) Men Formal Round 50m Water Resistant Watch 819.17.1963A Discover the Seagull 1963 Series Chronograph Watch Times Edition Reissue 37.3mm, a faithful recreation of the iconic 1960s Chinese Air Force timepiece. This manual-winding chronograph features the ST1901 movement with 22 jewels, a 37.3mm stainless steel case, synthetic sapphire crystal, and 5 bar water resistance, complete with leather and nato straps. 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 70th Anniversary Reissue (Special Edition) Additional fabric (nylon) band inclusive 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)