Gwyneth Paltrow has been out promoting her new cookery book My Father's Daughter: Delicious, Easy Recipes Celebrating Family & Togetherness
and various events lately and one of her best looks was the navy blue Vionnet dress she wore with Aperlai heels. 
Although simple, though, Gwyneth's Stella dress costs a pricey $1,295 at Neiman Marcus.
Pics from People and Zimbio
