Popsugar Fashion Naomi Watts Naomi Watts Diana Movie Costumes | Pictures Exclusive: How Naomi Watts Became Princess Diana February 9, 2014 by Randy Miller First Published: September 25, 2013 View On One Page Photo 6 of 14 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Naomi Watts in Chopard This elegant black gown calls for diamonds and sapphires by the dozen (97 carats and 20 carats, respectively)! Source: Chopard Previous Next Start Slideshow Naomi WattsFashion NewsTod'sChopardPrincess DianaScreen Style