This Omega Seamaster Automatic Chronometer watch for men features a blue dial with silver-tone hands and dot hour markers. It includes a unidirectional rotating bezel in blue and minute markers around the outer rim. Powered by the Calibre 8806 automatic movement, this timepiece has 35 jewels operating at 25200 vph, offering approximately 55 hours of power reserve. The case is silver-tone stainless steel with a sapphire crystal that is scratch resistant. It comes equipped with a screw-down crown and a transparent case back for visibility. Designed as a dive watch style, the round 42 mm case includes a fold over clasp with safety release mechanism. Water resistant to 300 meters / 1000 feet depth ensures durability underwater. Functions include hour minute second timekeeping, co-axial escapement technology, chronometer accuracy certified by COSC, and resistance to magnetic fields.