Oris Watch 64975144164RS- WITH SERIAL NUMBERS - Black Dial - Regulator Features - Self Winding Automatic Movement - Movement 649 Cal. Oris 649, base ETA 2836-2 - 27 Jewels, Power Reserve: 38 Hours - Exhibition Case Back - Certificate of Authenticity - Scratch Resistant Sapphire Crystal - Steel Case & Black Rubber Strap - Manufacturer Box & Manual - 200 Meters / 660 Feet Water Resistant - 42mm = 1 5/8" Case, 7" Adjustable Strap - Deployment Buckle