Seagull x Automatic ft. Ocean Series aka 1984 Antarctic Expedition Men Formal Round 200m Water Resistant Watch 216.77.1064 Inspired by China 1984 Antarctic expedition, the Seagull 216.77.1064 Ocean Series blends vintage dive-watch character with rugged engineering. Its rich brown dial, luminous markers and rotating bezel complement a durable 316L stainless-steel case and scratch-resistant sapphire crystal. Powered by the automatic ST2130 movement with a 42-hour power reserve, it offers date display and 200m water resistance. Module / Movement ST2130 (automatic with manual winding capacity) Power Reserve Approximately 42 hours Crystal Sapphire crystal (curved) Luminous Luminous on hands, indexes and bezel Case / Band Material Stainless steel case with stainless steel band (three-fold clasp with push-button release) Water Resistance 200m / 20 bar Case Size Thickness: 15.0 mm Diameter: 40.0 mm Length: 49.3 mm Lug width: 20.0 mm Other Specifications Seagull x Automatic ft. Ocean Series aka 1984 Antarctic Expedition Unidirectional rotating bezel Screw-down crown Screw case back 28 jewels Stop second hand function (hacking mechanism) Regular timekeeping (analog display)