Seiko Presage x Automatic ft. Cocktail Time aka Open Heart aka Star Bar (Limited Edition of 5,000 Pieces) Men Formal Round 50m Water Resistant Watch SSA457J1 SSA457 SSA-457 SSA-457J1 Discover the limited edition Seiko Presage Cocktail Time Star Bar SSA457J1, inspired by master bartender Hisashi Kishi. Features a skeletonized dial symbolizing cocktail ripples, automatic 4R72 movement with 41-hour power reserve, box-shaped hardlex crystal, and premium leather strap. Only 5,000 pieces exist. Caliber Number / Movement 4R72 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+40 to -20 seconds per day) Crystal Hardlex crystal (curved) Luminous Nil Case / Band Material Stainless steel case with leather (calfskin) band (three-fold clasp with push-button release) Water Resistance 50m / 5 bar Case Size Thickness: 11.6 mm Diameter: 40.5 mm Length: 47.5 mm Lug width: 20.0 mm Other Specifications Seiko Presage x Automatic ft. Cocktail Time aka Open Heart aka Star Bar (Limited Edition of 5,000 Pieces) Made in Japan LIMITED EDITION on the case back Serial number engraved on the case back See-through case back Screw case back 24 jewels Stop second hand function (hacking mechanism) Regular timekeeping (analog display)