The third round of the #PorscheDesignRacingChallenge is over. Miriam Bücker (Germany), you are winning an exclusive MONOBLOC ACTUATOR 24h-Chronotimer Limited Edition. Congratulation! One more round to come: You can guess your next best lap time of the new Porsche 911 RSR at Petit Le Mans on October 7th. Just go to porsche-design.com/en/timepieces/contest. Please visit bit.ly/PDRacingChallenge for Terms and Conditions of Entry. #PorscheDesign #PushingPersonalBests #PorscheGTTeam #Porsche #PorscheDesignTimepieces #MONOBLOCACTUATOR #PorscheMotorsport