Case material: Steel; Charge: Automatic; Conditions: Excellent Presentation condition : Without documents; Model: Diagono Price on request Gmtbroker Reference: CH40S steel, black dial, bezel with tachymeter scale, sapphire crystal, automatic movement, chronograph, three indicators on the dial, small seconds at three, minutes and hours, date between four and five, luminescent indicators in dial and handles, screw crown and two buttons, diameter 40 mm, waterproof 100 meters, black leather strap, steel folding clasp, year 2007.