Priyanka wears an ombre Shantanu and Nikhil gown for an editorial in Cine Blitz May 2009. You can also see Kareena and Diya wear a non-ombre variation here.
I have to say I think the Cine Blitz people should have used this pic below for the cover instead of the one far below…
You can see the rest of the editorial here.
Left: Shantanu and Nikhil, Chivas Fashion Tour
Right: Priyanka Chopra in Cine Blitz May 2009
Priyanka Chopra on Cine Blitz May 2009