Seiko Presage x Automatic ft. Cocktail Time aka Open Heart aka Grasshopper Men Formal Round 50m Water Resistant Watch SSA441J1 SSA441 SSA-441 SSA-441J1Discover the Seiko Presage Cocktail Time SSA439 and SSA441, featuring stunning open-heart dials inspired by Japanese cocktails. These 40.5mm automatic watches house the Caliber 4R38 movement with 41-hour power reserves, box-shaped Hardlex crystals, and stylish stainless steel braceletsCaliber Number / Movement4R38 (automatic with manual winding capacity)Power Reserve / AccuracyApproximately 41 hours (+40 to -20 seconds per day)CrystalHardlex crystal (curved)LuminousNilCase / Band MaterialStainless steel case with stainless steel band (deployment clasp with push-button release)Water Resistance50m / 5 barCase SizeThickness: 11.8 mmDiameter: 40.5 mmLength: 47.5 mmLug width: 20.0 mmOther SpecificationsSeiko Presage x Automatic ft. Cocktail Time aka Open Heart aka GrasshopperMade in JapanSee-through case backScrew case back24 jewelsStop second hand function (hacking mechanism)Regular timekeeping (analog display)
