Seiko 5 Sports CollectionInspired by vintage designs worn by early pilotsAutomatic with manual winding capability21,600 vibrations per hourPower reserve: approximately 41 hours24 jewelsBlue dial60-minute track marked in five-minute incrementsDay/date calendarLuminous hands and markersOrange-tipped second handScrewdown see-through casebackCase diameter: 39.4mmStainless steel caseBlue nylon strap with orange liningWater-resistant to 10 bar, 100 meters (330 feet)Caliber 4R36