Case material: Steel; Charge: Quartz; Conditions: New Presentation condition : With boxes and all papers; Model: Elegant Price on request Gmtbroker Reference: 1640.844M.1 steel, mother of pearl dial, diamonds in the dial, smooth bezel, sapphire crystal, quartz movement, chronograph, three indicators in the dial, seconds, minutes, hours, date at six, screw crown, diameter 37 mm, 50 meters water resistant, black rubber strap, folding clasp steel.