The engaged couple was spotted perusing stores in the City of Light, making a stop at the Maison Martin Margiela showroom. Armfuls of Valentino garment bags were also seen being delivered to Kimye's apartment.
Kardashian, 33, went all out for the day of spending, showing off her curves in a custom sand suede bustier top and skirt by Ermanno Scervino. The body-hugging number hit below the knee and featured boning and darts on the bodice. She kept warm with a long black peacoat, and accessorized with a pair of nude heels, massive diamond earrings, and a simple necklace.
Her rapper fiancé, 36, echoed her color palette, wearing a camel peacoat over a black collared shirt. He kept it casual with medium-wash jeans and a pair of Stan Smith Adidas sneakers.
They added cardio to their busy day, as they were also seen leaving a Paris gym on Wednesday.
"Kanye is super calm and is so, so in love with Kim," an insider tells Us. "This is his fairy tale. He adores Kim -- it's amazing to watch. He gets giddy around her and just smiles when she walks into a room. He is so excited to marry her."
While details surrounding the ceremony are still fuzzy, the parents to daughter North West, 11 months, are expected to tie the knot somewhere in Europe on Saturday, May 24.