Actress Jessica Biel arrived at the Tiffany & Co. Blue Book Ball wearing Tiffany diamonds and a chic blue Elie Saab gown, but what really caught our attention was her perfect and elegantly curled hair. The newlywed appeared wearing gorgeous loose waves swept behind her ear with a deep side part. To top it off, Jessica pinned back some of her hair with a beautiful diamond hair pin.

Click through the gallery above to see more of our past favorite hair looks of the week, and come back next Friday to see another perfectly-styled celeb 'do.


Get Jessica's look: Moroccanoil Hairspray Strong, Diane Foam Rollers 1 1/4" Pink, The Bombshell Cone Rod Curling Iron