Chanel's dress worn by Charlotte Casiraghi at Jean Michel Jarre Concert at the Port of Monaco, July 1, 2011

http://www.style.com/fashionshows/complete/slideshow/S2011CTR-CHANEL?event=show2242&designer=design_house22&trend=&iphoto=57#slide=57

Source: http://kungligamodebloggen.svenskdam.se/