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!!!
She may be masking her tiny figure in this oversized frock, but Elizabeth Olsen looks so darn cute, we don't even care!
The indie actress paired her embroidered zig-zag number with chunky black Bionda Castana booties and Catbird jewels as well as a band-aid on her right arm.
Hey, if Nelly can do it, so can she!
Add some tousled tresses, fierce cat-eyes and a pink lip and Lizzie's look is complete!
We totally dig the cool and casual vibe coming from this adorable Olsen!
[Image via Dominic Chan/WENN.]