Marco Giami, who managed the Water Bar at Parisian concept store Colette, will open Mar’Co in February.
Knightley stars as the French novelist Sidonie-Gabrielle Colette, who ran in the same circles as Coco Chanel.
The unit in Manhattan’s SoHo pushes collaborations with designers, athletes and influencers.
The former Colette creative director worked with Koto Bolofo to shoot items from the sale against a backdrop of fresh fruit and vegetables.
In an interview with WWD, the “Happy” singer predicted the resale value of the shoes could reach $40,000.
The pair was at Colette in Paris talking beauty.
As part of its takeover of the concept store’s first floor, Chanel will launch an Adidas Hu NMD shoe customized by the music star.