Seiko Presage Cocktail SSA405J1 "Blue Moon" Open Heart Automatic Blue Leather Gents Watch ✅Made in Japan ✅Automatic movement with manual winding capacity ✅Caliber: 4R38 (24 Jewels, Power reserve: Approx. 41 hours) ✅Polished stainless steel case, Open Heart Dial Dark blue leather strap ✅Blue dial with gold-tone seconds hand and silver-tone minute, hour hands and indexes ✅Water resistant to 50 meters ✅See-through case back, Box-shaped hardlex crystal ✅Approximate case diameter: 40.5mm ✅Approximate case thickness: 11.8mm ✅case length: 47.5mm ✅ONE (1) Year Seiko International Warranty