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!!!
The actress slash MILF looked AH-Mazing in a crisp white Burberry shirt tucked into a double-belted white pencil skirt that stuck to her curves like saran wrap!
And her chosen accessories were absolutely perfect!
A sparkling gold clutch, black pointy-toe pumps, and wavy high ponytail elevated the look into ultra chic territory.
[Image via Daniel Deme/WENN]