Pls Id this Sienna Miller bag

[Debbie T]

Hello all,
saw this on People.com, can anyone identify this bag that Sienna Miller is carrying?

Thanks!

http://www.peoplestylewatch.com/people/stylewatch/gallery/0,,20319703,00.html#20703538

 

[BRONTE]

Miu Miu Nappa Quilted Bag