Pink Lady
At a press conference for the Japanese premiere of My Week With Marilyn, Michelle looks simply stunning in this demure-but-chic pink Valentino dress. We likey. A lot.
Modern Marilyn
Though reminiscent of Monroe's iconic white halter top dress, this full-length version is a bit lackluster on Michelle at the Japanese premiere of My Week with Marilyn.
Coral Crush
Louis Vuitton helps the My Week With Marilyn star bring the glam to the 2012 Oscars red carpet.
Lots of theories about this one. Perhaps Michelle loves Paris in the springtime (this is the Paris premiere of My Week With Marilyn after all). Maybe Matilda chose this princess Dior gown for her mom. Or maybe it reminds Michelle of a very lucky pink gown worn by a different Oscar nominee.
Simple, understated, sophisticated. The actress makes an elegant showing in H&M at the BAFTA Awards.
Matilda's mom channels springtime in her Erdem dress with Giuseppe Zanotti heels at an appearance on The Late Show With David Letterman.
Michelle's sweet Valentino gown is a welcome pop of color on the red carpet at the 2012 SAG Awards. She hits all the right style notes in the gown, with its asymmetrical neckline and ladylike lace cap sleeves, Lanvin clutch, Roger Vivier heels and Fred Leighton for Forevermark jewels.
The 2012 Golden Globe winner takes a more conservative approach to the red carpet, sporting a three-quarter-sleeve blue velvet Jason Wu gown with a matching headband.
She's black and white and glamorous all over! Michelle opts for a chic Chanel gown for the Critics' Choice Awards in Los Angeles.
Nailed it! At InStyle's pre-Golden Globes bash, the new redhead shows some leg in a white Versace half-pleated dress, strappy Versace champagne-colored sandals and a studded belt.
Playing off her quirkier side, the My Week With Marilyn actress rocks a beaded Miu Miu frock with strappy gold Prada sandals to the Palm Springs Film Festival.
At the My Week With Marilyn New York premiere, Matilda's mom keeps it simple in a pale Erdem printed dress with black peep-toe pumps.
This midnight-blue silk chiffon gown with metal and sequin embroidered neckline by Nina Ricci brings a whole new meaning to the word party dress. Michelle has a reason to celebrate, though, as she accepts an award at the Hollywood Film Awards in Beverly Hills.
The usually conservatively dressed actress channels her inner Marilyn Monroe at the New York Film Festival presentation of My Week With Marilyn. She finally takes the plunge in a Christian Dior mint-green gown accented with a black velvet waistband.
The fair lady looks perfectly bronzed at the Alexander McQueen: Savage Beauty Costume Institute Gala at the Met in NYC. The winning outfit choice for the special evening? A Miu Miu silk open-back dress accented with detailed gold swallow embroidery.
Michelle dons a gray Chanel dress for the Meek's Cutoff screening in New York City.
The Oscar nominee steps up her fashion for the awards show, wearing a white beaded Chanel Haute Couture gown and Harry Winston jewels.
Mich is looking chic and sophisticated in a black keyhole blouse and tweed skirt by Chanel at the 2011 Academy Awards Nominations Luncheon.
Michelle's daisy-printed Valentino dress is too casual for the Golden Globes—too bad, she usually knocks it out of the park at awards shows.
Williams wears a floor length, vintage-inspired Balenciaga gown at the 2011 Critics' Choice Awards, complemented withFerragamo satin pumps and Neil Lane jewelry.
This mix-and-match ensemble at the 2011 New York Film Critics Circle Awards is so chic. Michelle pairs a lace Nina Ricci top with a metallic Wren skirt, black Christian Louboutin pumps and a Chanel ring.
Now that is a mini! The Blue Valentine star looks as if she's trying her best not to suffer a wardrobe malfunction in this thigh-grazing Christian Dior dress.
Tapping into the winter sparkle trend, Michelle wears a sequined Azzaro frock to the New York premiere of Blue Valentine.
Red, white, blonde and Blue Valentine. Michelle glows at the London film festival premiere of her latest flick in a red lace Erdem dress with animal-print Charlotte Olympia heels.