The 35 year-old was awarded the Best Supporting Actress award at the Oscars for her performance in The Constant Gardener.
Weisz, who is seven months pregnant, spoke about her work with Burberry, "I’m British. I grew up with Burberry being the ultimate brand in chic, elegance and history. My granny, the chicest lady I ever knew, had a Burberry raincoat. Now it’s a cool and edgy fashion house, too."