Brand New Authentic Hamilton Jazzmaster Performer Auto Chronograph Blue Dial Leather Strap Men's Fashion Watch Model H36616640. Brushed and Polished Stainless Steel case with Blue Calfskin Leather Strap . Brushed Stainless Steel Folding clasp. Fixed. Tachymeter Scale bezel. Dial description: Luminous Silver Tone Hands and Stick Hour Markers with Minute Markers Around the Outer Rim, 3 Sub-dials, and the Date Between 4 and 5 o'clock on a Blue Dial. Swiss Automatic. Chronograph movement. Calendar: Date between 4 and 5 o'clock position. Chronograph sub-dials display: Date, Small Seconds, 12 Hours, 30 Minute. Powered by Hamilton Calibre H-31 engine with 60 hours power reserve. Watch functions: Hour, Minute, Second, Power Reserve, Date, Speed, Chronograph. Screw Down crown. Scratch Resistant Sapphire crystal. Unique case shape. Case size: 42mm. Case thickness: 15.2mm. See-Through Case. 100 Meters - 330 Feet water resistant. 2 year WatchMaxx warranty. Also known as model: 36616640.