Here is a pic that was taken by Bik3man of the 778 at the 2007 Monaco Yacht Show (MYS). The real yacht does look everything like the model. I think Carl took a pic of it at the FLIBS too.
http://www.flickr.com/photo_zoom.gne...7569596&size=l
And here is the front page to the photos of all the models Carl (YachtForums) took at the FLIBS
Scroll down and you will see it
http://www.yachtforums.com/forums/ge...-models-4.html