Maggie Gyllenhaal is Pretty for Piaget

Maggie Gyllenhaal and Leighton Meester (in Nina Ricci) attend the Piaget Hosts The Limelight Paris-New York Collection event at The Loft and Garden at Rockefeller Center on Thursday in New York City.

Leighton, 22, has been filming for the upcoming season of Gossip Girl, most recently in Chinatown.

Coming off The Dark Knight blockbuster, Maggie, 30, can be seen later this year in Farlanders, opposite John Krasinksi (The Office).

Emmy Rossum, Liv Tyler, and Mena Suvari were also on hand for the event.

10+ more pics of Maggie and Leighton all pretty for Piaget…