Popsugar Fashion Celebrity Fashion Lily James in Blue Hellessy Dress One Look at Lily James's Silky Dress Will Convince You She's a Mermaid 19 February 2018 by Lucy Kenny View On One Page Photo 13 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Coast Blue La Lune Velvet Bag Coast Blue La Lune Velvet Bag (£45) Next Clutches from next.co.uk Buy Now Previous Next Start Slideshow Celebrity FashionBritish CelebritiesShoppingLily James