Why sports stars like Tiger Woods and Roger Federer champion luxe watch brands
(New York Post Fashion)

Whether it´s hitting a home run, acing a serve or throwing a touchdown, athletic success is all about timing. So it´s no wonder that makers of exacting timepieces are eager to recruit the world´s top sports stars for their teams. Here´s a look at the latest - and most iconic - pro-athlete ambassadors you need...