But the design is so classic that it's super easy to find without resorting to dropping major cash for the Tom Ford original!
We found two equally affordable options that are super similar to Kate's dress.
Check 'em out ...AFTER THE JUMP!!!
While it's not quite winter yet, the German beauty seemed to be celebrating the end of summer in a long sleeve, purple velvet Alberta Ferretti gown.
To complement her regal look, Diane accessorized with beautiful star burst H. Stern jewels and an obligatory Jaeger-LeCoultre watch.
As for Josh, he was more than happy to pose next to his leading lady on the black carpet in a standard tux and matching boot for his bum foot.
Such a classy couple, are they not???
[Image via WENN.]
Tags: alberta ferretti, alberta ferretti fall 2013, diane kruger, diange kruger, fashion smashion, jaeger-lecoultre gala dinner, joshua jackson, love line, red carpet, venice film festival, venice film festival 2013