All The Glamour All The Style The Oscar Night -The Best and Worst Dressed in 2007

Cameron Diaz on White Satin Valentino Gown

pluz $2.9 million of Cartier jewelry.

Penelope Cruz on Atalier Versace with a sweeping train,

and topped with aSwarovski clutch and Chopard diamonds.

Nina Ricci Reese Witherspoon

Zac Posen Gown

Cate Blanchet
Georgio Armani Prive' Gown Lorraine Scwartz diamonds.

Nicole Kidman
On Crimson silk crepe-Balenciaga Gown
an a custom L'Wren Scott diamond bracelet.

Crystal-encrusted lilac silk Marchesa gown,
Lorraine Schwartz diamond earrings and pinned-up curls.

JLo
Valentino gown, set off by Chopard yellow diamonds

and 18-karat gold Bulgari clutch.

Kate WinsletThe Lana Marks Cleopatra clutch and, in back, a jaw-dropping

62-carat Chopard diamond brooch.Christian Lacroix Gown
Helen Mirren Kirsten Dunst
Chanel Couture gown
Emily Blunt
Inky-blue sequined Calvin Klein gown,

Lana Marks clutch and H.Stern jewels. & many more...
Sources:
Celebrities celebrates the Oscar
oscar.com/video

People Magazine
Best Actress