watches_world_magazine and the Porsche Design Chronotimer Series 1 Deep Blue at the legendary 24 Hours of Daytona. The next race is just around the corner: Join the Porsche Design Racing Challenge "Pushing Personal Bests" at porsche-design.de/timepieces and guess the fastest lap time of the new porsche 911 RSR. Please visit porsche-design.com/out/plhr/documents/TaC-UK.pdf for terms and conditions of entry. #porschedesign #porschedesignracingchallenge #pushingpersonalbests #motorsport #porsche #officialtimingpartnergtteam #sebring #regram #daytona