Formula One motor racing team Brawn GP and Graham have worked together on the creation of a limited edition watch – solely 250 pieces have been produced. This watch comes with automatic bi-compax chronograph G1734 calibre. It makes 28 800 vibrations per hour. Additional features include Incabloc shock absorber and a 42-hour power reserve. Some of the most important functionalities include a chronograph having seconds and 30-minute counters and a date window at the seven o'clock mark. The timepiece comes with a transparent caseback.