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In November, she revealed that she'd become a first-time mother after welcoming a daughter via surrogate with husband Gian Luca Passi de Preposulo.
And Jessica Chastain, 41, drew herself away from her bundle of joy for a few hours on Thursday night, when she attended the grand opening of L'Avenue restaurant at Saks Fifth Avenue in New York City.
Interstellar - Star - Plunging - Gown - Sleeves
The Interstellar star was resplendent in a plunging green gown, which featured fringing on the sleeves and knee-high slit, as she joined stunning supermodel Joan Smalls, 30, at the exclusive event.
Jessica teamed her flattering short-sleeved frock of choice with a pair of black heels, while glittering drop earrings served as her accessories.
Fiery - Hair - Waves - Star - Beauty
Wearing her lustrous fiery red hair in perfectly-coiffed waves, the star highlighted her natural beauty with a rich palette of makeup which included deep red lipstick.
Meanwhile, Joan Smalls showed exactly why she's one of the industry's most coveted models when she arrived at the opening of the eatery.
Puerto - Rican-born - Beauty - Pinstripe - Ensemble
The Puerto Rican-born beauty went for a navy pinstripe suit-inspired ensemble that was given a daring touch with a deep cut-out at the abs and waist.
With the trousers and top connected with a large buckle, she teamed her eye-catching outfit with a white leather top-handle handbag.
Accessorising with oversized...
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