By Linah Hashmi

You can never go wrong with…

Elie Saab and Cartier – Princess Charlotte Casiraghi in Elie Saab fall winter 2012 strapless gown and Cartier jewels at the ‘Cartier Exhibition’ Gala in Madrid.

Or Christian Dior and Chopard – Marion Cotillard in Christian Dior and Chopard jewels at the premiere of her new movie Rust and Bone during the 2012 AFI Fest at Grauman’s Chinese Theatre

Or Valentino and Harry Winston – Jessica Alba in a floral Valentino and Harry Winston Jewels at Baby2Baby annual gala 2012

Flawless.