WITH MANUFACTURER SERIAL NUMBERS - LIMITED ALASKA PROJECT EDITION - Numbered XXXX of 1970 on Back Case - Temperature Resistant Between -148 to +260 Degrees Celsius - White Dial - Chronograph Feature - First Man On The Moon Watch - Manual Winding Movement - Caliber: Omega 1861, Power Reserve: 48 Hours - Guaranteed Authentic - Brushed with Polished Steel Case & Bracelet - Manufacturer Large Box, Manual, Cards and Certificate - 50 Meters / 165 Feet Water Resistant - 42mm = 1 1/2" Case, 7" Adjustable Bracelet with Deployment Buckle ? Comes with 2 Sets of Velcro Straps and also extra steel bracelet - Luminescent Hands and Markers - 3 Year Warranty.