Chopard "Mille Miglia" classic chronograph watch. Stainless steel case, 42mm. Silvertone dial with Tachymetric scale allows wearer to time vehicle speed. Chronometer-certified mechanical self-winding chronograph movement with 42-hour power reserve. Indications: hours and minutes, small seconds, date, chronograph seconds hand, 30-minute counter, 12-hour counter. Certification: Certified chronometer (COSC). Self-winding mechanical movement. Frequency: 4 Hz (28,800 vibrations per hour). Oscillating weight: heavy metal. See-through sapphire crystal case back. Screw-down crown. Water-resistant to 50 meters.