Seagull x Hand-Wound ft. 1963 Series Archimedean Men Formal Round 30m Water Resistant Watch 819.13.3011 Discover the classic charm of the Seagull 819.13.3011, a manual-wind chronograph powered by the iconic ST1901 movement. Housed in a 40mm stainless steel case with a domed sapphire crystal, its elegant dial features a pulsometer scale and blue spiral track. A 14mm-thick profile and 30m water resistance complete this vintage-inspired collector piece. 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 30m / 3 bar Case Size Thickness: 14.3 mm Diameter: 40.0 mm Length: 49.0 mm Lug width: 20.0 mm Other Specifications Seagull x Hand-Wound ft. 1963 Series Archimedean 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)