The green dress which Keira Knightley wore in Atonement (2007) has been named "the best of all time" by InStyle Magazine, exceeding some classics as Audrey Hepburn's little black dress in Breakfast One Look Costyme Analysis Keira Knightley Atonement Green Dress Jacqueline Durran Tom Lorenzo Site (2) Tom + Lorenzo AW.Bridal Mermaid Bateau Neckline Floor Length Sleeveless Satin Floral Bridesmaid Dresses Floral Dress Mottled Moss Green Size 4 Keira Knightley turned heads in a green tulle Valentino gown last night Keira Knightley at 'The Aftermath' premiere A dress so iconic the original went missing! , Keira Knightleys emerald silk gown in Atonement wasnt just the green dress it was the moment. Custom dyed, cut on the bias, and so delicate it tore