Seiko 5 Sports SKX Sports Style GMT Series Design of the case and bracelet inspired by one of Seiko's best-loved sports watches, known to enthusiasts as the Seiko SKX series Automatic GMT with manual winding capability 21,600 vibrations per hour Power reserve: approximately 41 hours 24 jewels Black and gray 24-hour GMT bezel Black dial Magnified date calendar Luminous hands and markers Large GMT hand for improved visibility and legibility Screwdown see-through caseback Case diameter: 42.5mm Stainless steel case and stylized five-row bracelet Tri-fold push button release clasp with lock Water-resistant to 10 bar, 100 meters (330 feet) Caliber 4R34
