Leona Lewis took to the Saks Fifth Avenue + Vanity Fair: 2016 International Best Dressed List Celebration in a $2,495 Rosie Assoulin Black Knotty by Nature Jumpsuit:

Her black silk and wool-blend jumpsuit features cutout detailing, knot accents, elbow-length sleeves, wide legs, and a plunging neckline.

Hot!

Get Leona’s all-in-one for a splurge here.
Thoughts?
