Brand New Authentic Omega De Ville Prestige Co-Axial Master Chronometer 40mm Black Dial Steel Men's Watch Model 434.10.40.20.01.001. Stainless Steel case with Stainless Steel watch band. Deployment clasp. Dial description - Rose Gold tone hands and Roman Numeral/Index hour markers with minute markers around the outer rim on a Black dial. Automatic movement. Powered by Omega Calibre 8800 engine with 55 hours power reserve. Watch functions - Date, Power Reserve, Hour, Minute, Second. Scratch Resistant Sapphire crystal. Round case shape. Case size - 40mm. Case thickness - 9.9mm. Transparent case back. 30 Meters - 100 Feet water resistant. 2 year WatchMaxx warranty. Also known as model - 43410402001001. Omega De Ville Prestige Co-Axial Master Chronometer 40mm Black Dial Steel Men's Watch 434.10.40.20.01.001