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 Keira Knightley's infamous emerald green dress in Atonement (2007) was carefully designed to embody the characters personality. It symbolises temptation which is a major theme throughout the film, especially during the events Atonement (2007) Caroline Young Keira Knightley's emerald green dress in Atonement (2007) has become one of the most iconic costumes in film history. Designed by Jacqueline Durran, the silk gown perfectly captured 1930s elegance with its Keira Knightley's dress on (Hollywood) show at V&A London Evening Standard The Standard Atonement dress, Keira Knightley, Green Dress UK Velvet Birdcage