Here we are showcasing the stylish and elegant Omega Constellation chronometer gents watch. This model has a Calibre Omega 8800 self-winding movement with co-axial escapement for greater precision stability and durability. This attractive watch has a 36mm steel case with grey dial featuring a date, chronometer and transparent case back. The bracelet is also stainless steel and it is water resistant to 50 metres. The movement also has a power reserve of 60 hours. Calibre Omega 8800: Self-winding movement with Co-Axial escapement. Certified Master Chronometer, approved by METAS, resistant to magnetic fields reaching 15, 000 gauss. Free sprung-balance with silicon balance spring, automatic winding in both directions. Rhodium plated finish with Geneva waves in arabesque. FEATURESAnti-Magnetic: The movement is unaffected by exposure to strong magnetic fields, even those greater than 1. 5 tesla (15, 000 gauss).Automatic Watch: A self-winding watch or automatic watch uses a mechanical movement whose main spring is wound automatically by the natural motion of the wearer\'s arm. Chronometer: Label given to a watch which has undergone precision tests and received a certificate from an official body (COSC).Date: The day of the month, displayed in a window on a watch dial at the 3 or 6 o’clock position, or within a subdial at 9 o\'clock. Master Chronometer Certified: Guaranteeing the Swiss industry’s highest standard of precision, performance and magnetic-resistance, as set by the Swiss Federal Institute of Metrology (METAS).Transparent Case Back: A transparent case back - frequently made of sapphire - makes it possible to see the movement inside the watch. Between Lugs22. 2mm Bracelet Steel Case Steel Case Diameter36mm Dial Colour Grey Crystal Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides Water Resistance50 Metres