Automatic mechanical movement, Calibre 17. 25 jewel construction. Runs at 28800 vph (42,000 bph). Power reserve approximately 42 hours. Analog dial type displaying hours, minutes and seconds continuously on a blue dial face. Features luminous coating on hour markers and hands for low-light visibility. Sapphire crystal scratch-resistant dome lens protecting the dial. Silver-tone stainless steel case with integrated bracelet (band width: 22/18 mm). Includes screw-down bezel cap to secure crown functions, solid case back providing enhanced water-resistance (to 300 meters / 1000 feet), and folding clasp closure.