Naomi Watts style file: On screen chic

From the Screen Actor's Guild Awards to the front row, she never fails to impress with her perpetually chic style, Naomi Watts is always on the best dressed list.

With her flawless floor-length frocks and tailored to perfection outfits it's no wonder she landed the role of Princess Diana.

We check out her best A-list looks from Marchesa at Cannes to Armani at the Oscars - this is one celebrity wardrobe we'd love to raid!

All images Getty