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Jennifer Lawrence, Amanda Seyfried

Frazer Harrison/WireImage; Matt Sayles/Invision/AP

It's an in-the-navy style showdown!

Jennifer Lawrence and Amanda Seyfried brought their A-list A-games to the 2013 SAG Awards red carpet.

The Silver Linings Playbook lead actress winner shined in a Christian Dior confection, while the Les Misérables ensemble nominee shut it down in a Zac Posen gown with a stunning Lorraine Schwartz statement necklace.

So which lovely lass gets your vote?

While you're indulging in our favorite pastime of pitting fashionistas against each other, check out E!'s Red Carpet Pose-Off.

Anne Hathaway vs. Michelle Dockery, Lea Michele vs. Nina Dobrev, Sofia Vergara vs. Kerry Washington—-who rocked the red carpet?

Play the game, then enter the Red Carpet Pose-Off Sweepstakes for a chance to win the ultimate glam pack: a pair of Tom Ford sunglasses and a Judith Leiber clutch!

PLAY NOW: E!'s Red Carpet Pose-Off