Popsugar Fashion Princess Diana Princess Diana's Most Stylish Hats We're Tipping Our Hats to Princess Diana's Timeless Toppers August 31, 2015 by Mandi Villa View On One Page Photo 5 of 44 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 Tartan Trendsetter The princess was all smiles in a tartan jacket, velvet bow-trimmed fedora, and matching pearl set in March 1985. Previous Next Start Slideshow Princess DianaHats