She may be relatively new to the red carpet, but Jessica Chastain has already become known for taking major sartorial risks.

PHOTOS: Jessica Chastain's best red carpet looks

The Help actress, who was one of the best dressed stars at the SAG Awards, turned heads in a plunging metallic Alexander McQueen design with on-trend peplum detail and black strappy Jimmy Choo sandals at a Vanity Fair party in Hollywood on Monday. She styled her red hair in a sleek ponytail and rocked berry-stained lips.

In addition to wearing daring dresses, the 30-year-old Oscar nominee loves to strut her stuff in crazy high heels.

PHOTOS: See who else received an Oscar nom

"I have this pair of  Givenchy shoes that I'm obsessed with and I'll be rocking those a lot," she told Us Weekly of her new spring purchase. "They look like boots but they're really thin lace and the platform on them is insane, which I love. Anytime someone hands me a shoe that's even three and a half inches I'm like, 'come on, I'm not going to the gym! These are flats!'"

Get more Us! Follow us on Twitter, Friend us on Facebook, Subscribe to Us Weekly