Breitling Watch 301 - WITH SERIAL NUMBERS - Black Dial - Battery Operated Caliber 74 Quartz Movement - Certificate of Authenticity - Scratch Resistant Glareproof Sapphire Crystal - Steel Case with Diver Pro Rubber Strap - Manufacturer Box & Manual - 500 Meters / 1650 Feet Water Resistant - Uni-Directional Rotating Bezel - Luminiscent Hands & Markers - 38.0mm = 1 1/2" Case, 7" Adjustable Strap - Screw Down Crown & Caseback - Tang Buckle - Case Thickness: 12.60mm