The Best-Dressed Stars This Week: 8/2/13

From Sienna Miller in Dolce & Gabbana to Diane Kruger in Mary Katrantzou, these are the chicest celebs this week!

Shailene Woodley rocked an all-black ensemble consisting of a Proenza Schouler top, skirt, and shoes with a H.O.W.L. necklace at the Spectacular Now LA premiere. Edgy, yet fun, A+!

Cam brought her summer whites out for the Baby Buggy Summer Dinner held in East Hampton—loving her Rag & Bone dress!

Amanda Seyfried was NYC chic in Tibi’s sleeveless dress while promoting her film Lovelace in New York.

Diane Kruger wore the Mary Katrantzou RE14 Woody Strapless Dress in the 'Road Runner Foli Rose' print while attending The 2013 Television Critics Association's Summer Press Tour FOX All-Star Party. Flawless from head-to-toe.

Minka looked super-fem in this Monique Lhuillier printed cocktail dress from the Resort 2014 collection at the FOX Summer TCA All Star Party in LA.

Sienna Miller attended the BMW i3 Party held in London in a floral dress from Dolce & Gabbana and Charlotte Olympia shoes—so good, so damn good.

Rose Byrne accessorized her Erdem dress with an Edie Parker clutch and Kelly Wearstler ring at the I Give It A Year special New York Screening. And another winning look for the Rose Byrne books.

Such a fan of this electric blue and white abstract mini on Kelly Rowland at the TCA Summer Press Tour!

Karlie K put her insane figure on full display in this purple bandage dress at a Victoria's Secret event—ah-maz-ing.

LC kept it classy in a grey bustier dress with a tulip skirt and Steve Madden metallic-strap stilettos at the Young Hollywood Awards, where she picked up the SodaStream Unbottle the World Award. Very LC, very cute.