Popsugar Fashion Downton Abbey Downton Abbey Fashion The New Downton Abbey Trailer Will Gear You Up For 1 Last Season of Regal Fashion August 31, 2015 by Sarah Wasilak View On One Page Photo 15 of 85 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 15 Season Five Mary wears her pearls and a casual printed dress on a date. Source: PBS Previous Next Start Slideshow Lily JamesMichelle DockeryDownton AbbeyDressesTVScreen Style