Seiko 5 Sports SKX GMT U.S. Special Creation Automatic with manual winding capability 21,600 vibrations per hour Power reserve: approximately 41 hours 24 jewels Bi-color 24-hour GMT bezel Dark gray dial with red and blue accents Large red GMT hand for improved visibility and legibility Magnified date calendar Luminous hands and markers Screwdown see-through caseback Case diameter: 42.5mm Stainless steel case and stylized five-row bracelet Tri-fold push button release clasp with secure lock Water resistant to 10 bar, 100 meters (330 feet) Caliber 4R34