Brand New Authentic Oris Aquis Chronograph Automatic Blue Dial Steel Men's Fashion Watch Model 01 771 7793 4155-07 8 23 01PEB. Brushed and Polished Stainless Steel case with Brushed and Polished Stainless Steel watch band. Brushed and Polished Stainless Steel Folding clasp. Unidirectional Rotating. Ceramic bezel. Dial description: Luminous Silver Tone Hands and Stick Hour Markers with Minute Markers Around the Outer Rim, 3 Sub-dials, and the Date at 6 o'clock on a Blue dial. Swiss Automatic. Chronograph movement. Chronograph sub-dials display: Date, 12 Hours, Seconds, 30 Minute. Calendar: Date at 6 o'clock. Powered by Oris Caliber 771-1 engine with 62 hours power reserve. Watch functions: Hour, Minute, Second, Date, Power Reserve, Chronograph. Screw Down crown. Scratch Resistant Sapphire crystal. Unique case shape. Case size: 43.50mm. Transparent case back. 300 Meters - 990 Feet water resistant. 2-year WatchMaxx warranty. Also known as model: 0177177934155-0782301PEB, 01771779341550782301PEB.