Seiko 5 Sports CollectionInspired by vintage field/military styleStreet-style all-black design with camouflage dialAutomatic with manual winding capability21,600 vibrations per hourPower reserve: approximately 41 hours24 jewelsBlack uni-directional rotating bezelDay/date calendarLuminous hands and markersScrewdown see-through casebackCase diameter:42.5mmStainless steel case with black hard coatingBlack nylon strapWater-resistant to 10 bar, 100 meters (330 feet)Caliber 4R36