Seiko Presage x Automatic ft. Cocktail Time aka Open Heart Women Formal Round 50m Water Resistant Watch SSA785J1 SSA785 SSA-785 SSA-785J1Discover the Seiko Presage SSA785 Cocktail Time watch with elegant blue open-heart dial showcasing the automatic 4R38 movement. This 33.8mm timepiece features box-shaped hardlex crystal, 41-hour power reserve, exhibition case back, and luxurious blue leather strap with deployment clasp. A perfect blend of Japanese artistry and precision engineering.Caliber 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 leather (calfskin) band (three-fold clasp with push-button release)Water Resistance50m / 5 barCase SizeThickness: 11.3 mmDiameter: 33.8 mmLength: 40.4 mmLug width: 17.0 mmOther SpecificationsSeiko Presage x Automatic ft. Cocktail Time aka Open HeartMade in JapanSee-through case backScrew case back24 jewelsStop second hand function (hacking mechanism)Regular timekeeping (analog display)