Seiko Presage x Automatic ft. Cocktail Time aka Margarita Men Formal Round 50m Water Resistant Watch SRPF37J1 SRPF37 SRPF-37 SRPF-37J1 Experience the Seiko Presage Cocktail Time Margarita SRPF37J1 - featuring a vibrant cocktail-inspired dial with 4R35 automatic movement (41h power reserve). The 38.5mm stainless steel case with curved hardlex crystal and exhibition case back offers elegant style, while the slide clasp bracelet ensures comfort. A perfect blend of horological craftsmanship and playful sophistication. Caliber Number / Movement 4R35 (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 stainless steel band (slide clasp) Water Resistance 50m / 5 bar Case Size Thickness: 11.8 mm Diameter: 38.5 mm Length: 45.4 mm Lug width: 20.0 mm Other Specifications Seiko Presage x Automatic ft. Cocktail Time aka Margarita Made in Japan See-through case back Screw case back 23 jewels Date display Stop second hand function (hacking mechanism) Regular timekeeping (analog display)