Seiko Presage x Automatic ft. GMT Cocktail Time aka Rusty Nail Men Formal Round 50m Water Resistant Watch SSK039J1 SSK039 SSK-039 SSK-039J1 Discover the Seiko Presage Cocktail Time SSK039, inspired by the Rusty Nail cocktail with a rich dark brown gradient dial and gold-tone GMT hand shaped like a cocktail glass. Powered by the automatic 4R34 movement, it features a 41-hour power reserve, stainless steel case, and 50m water resistance - blending Japanese craftsmanship with global sophistication. Caliber Number / Movement 4R34 (automatic with manual winding capacity) Power Reserve / Accuracy Approximately 41 hours (+45 to -35 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: 12.8 mm Diameter: 40.5 mm Length: 47.5 mm Lug width: 20.0 mm Other Specifications Seiko Presage x Automatic ft. GMT Cocktail Time aka Rusty Nail Made in Japan Magnetic resistance (4,800 A/m) See-through case back Screw case back 24 jewels Date and 24-hour (GMT dual time) display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)