Case material: Steel; Charge: Automatic; Conditions: Excellent Presentation condition : With boxes and all papers; Model: Diagono Price on request Gmtbroker Reference: SD40SRE steel, bidirectional rotating bezel, sapphire crystal, automatic movement, white dial, luminescence dial and handles, screw top button to activate the chronograph, screw less button to activate the flyback function (measurements in two push) amplification display for easy view minutes elapsed time represented by five circular windows, screw crown, waterproof 300 meters, diameter 40 mm, rubber strap, steel folding clasp.