Chanel's dress worn by Charlotte Casiraghi at the wedding of Prince Albert II of Monaco and Charlene Wittstock, July 2011

http://www.style.com/fashionshows/complete/slideshow/S2011CTR-CHANEL?event=show2242&designer=design_house22&trend=&iphoto=22#slide=22

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