Lupita Nyong'o
The actress—in a glimmering Prada confection—joined four other Oscar winners to fête beauty giant Lancôme at the brand's 80th anniversary party in Paris.
Naomi Watts
Naomi steps out for the Giorgio Armani Privé fall-winter 2015 show in a sweet, swan-like white dress from the brand.
Amber Heard
The actress' Temperley London midi and Bulgari Serpenti necklace solidify her as a leader in chic this week.
Jessica Alba
The actress wowed in a slim-fitting Tory Burch dress at a party for the brand's flagship store opening in Paris.
Dianna Agron
Dianna donned a wine-red Tory Burch gown to celebrate at the designer's flagship store in Paris.
Mélanie Laurent
The French beauty attended the Tory Burch flagship store opening party in a figure-hugging red jumpsuit from the brand.
Chrissy Teigen
The bronze beauty opts for an all-over sheer Giorgio Armani gown featuring a plunging neckline and black sash at the 2015 Vogue Paris Foundation Gala.
Rosie Huntington-Whiteley
The supermodel looks like, well, just that in an asymmetrical Versus mini and strappy black sandals.
Olivia Palermo
Olivia's white Dior midi is so chic, even Kim Kardashian took a turn in it.
Jessica Alba
Never one to disappoint, the actress steals the show at the MAC Cosmetics & Giambattista Valli Floral Obsession Ball in one of the designer's latest gowns.
Naomi Campbell
The model flaunts her svelte physique in a black lace Burberry gown.
Jena Malone
The Hunger Games starlet hits up the Karlovy Vary International Film Festival in the Czech Republic wearing a white column Miu Miu gown with a jeweled bodice.
Emilia Clarke
Yet again, the Game of Thrones star ignites the red carpet in a fiery Christian Dior frock.
Miranda Kerr
In a whimsical Halston Heritage design, the model practically redefines flawless.
Shay Mitchell
The Pretty Little Liars star nails it in an off-the-shoulder dress with Valentino rock stud sandals at the Revolve Pop-Up launch in the Hamptons.
Amber Heard
Understated elegance at its best! Amber is flawless in this Miu Miu number.
Emilia Clarke
Belle of the ball! The Terminator Genisys steals the show in this Ulyana Sergeenko number at her film's premiere in Seoul.
Naomie Harris
Ow ow! The actress flashes a little leg in this black and orange Mugler gown at the NSPCC Neo-Romantic Art Gala at Masterpiece in London.
Hannah Davis
The model is summer-time chic in this breathtaking Lela Rose mesh crop top set.
Amber Heard
Look back at it! The model makes a masterful dramatic entrance in this crimson Emilio Pucci confection.
Jenna Dewan-Tatum
So sharp, so chic! The brunette beauty is striking in a white belted Zuhair Murad jumpsuit with black beaded accents.
Jada Pinkett Smith
Ow ow! Jada opts for a sparkly Balmain mini at Magic Mike XXL's London premiere.
Bella Thorne
It's an olive Camilla and Marc jumper for the teen starlet.
Emilia Clarke
No boring LBD here! Emilia sports a dizzying black-and-white Rosie Assoulin design.