Liv Tyler is one stylish expectant mom!

The 37-year-old actress stepped out in NYC’s Soho neighborhood on Friday, Dec. 12 — and concealed her growing baby bump with a chic, black down coat!

Liv — who is already mom to 10-year-old son Milo — looked comfortable in black sweatpants and matching black sneakers. She accessorized her look with a pair of sunglasses and a cute, patterned tote bag.

liv tyler
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Liv in NYC on Dec. 12.

Yesterday, Milo’s mom took to her Instagram page to share an adorable throwback photo of her son in celebration of his 10th birthday.

“Milo William Langdon, Happy birthday my darling boy,” the pregnant star began the message to the pre-teen, whose father is Liv’s ex-husband, musician Royston Langdon.

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“10 years ago you arrived, the most beautiful gift of my life, my greatest love. I am soooooo grateful to be your mommy,” she wrote.

Liv and her sports and entertainment manager beau, David Gardner, announced they were expecting their first child in September 2014. The ‘That Thing You Do!’ star is reportedly due in February 2015.