Bella Hadid and Gigi Hadid Suited Up for Marc Jacobs' Wedding

For Marc Jacobs' wedding in NYC, the Hadid sisters went with smart suited ensembles. While Bella opted for a peplum top and navy trousers, Gigi wore a gray two-piece suit with a sheer high-neck top that showed off her bra. She topped it off with a Youssef Lahlou hat. A yellow python-print bag added a pop of color.

Braving the cold, Gigi wore a monochromatic orange ensemble while heading out to visit the IMG Models offices in New York City. Despite the freezing temperatures, the star wore a shirt held together with only one button, which flapped in the wind. She draped a Philip Klein coat over her shoulders.

Gigi headed out for the day in a denim jacket and biker shorts set by Matthew Adams Dolan. She wore a pair of silver metallic Christian Louboutin pumps and carried a mini silver Prada bag.

Gigi attended her sister's 22nd birthday in a sheer top that exposed her black Fleur du Mal bralette and wore patchwork-inspired pants. To give her outfit that edgy feel, she wore heavy dark eyeliner and kept her accessories strictly black too.

The model looked comfortable, casual, and chic while out on a stroll in NoHo in New York City in a cropped, blue hoodie, loose cropped jeans, and sneakers. She accessorized with a pair of sunglasses, a white bag, and an iced coffee. #Relatable.

Hadid left her New York City apartment to attend The Art of the Mix event at ABC Cocina. For the party, she wore a gray blazer and shorts set by Sydney-based womenswear label Pfeiffer. The model accessorized with chunky Ash sneakers, Alexandre Vauthier x Alain Mikli sunglasses, and surprisingly cheap BaubleBar earrings.

The model looked summer-ready in NYC with a floral dress by Alberta Ferretti. She complemented the look with croc-embossed mules from Freda Salvador, a Paula Cademartori bag, a Streets Ahead belt, and Oliver Peoples sunglasses.

Hadid left her apartment in a cool pair of two-toned sweatpants by Sebnemgunay. She styled the look with a cropped denim jacket from the Miss Sixty x Elizabeth Sulcer collection and wore her fave Ash sneakers and Alexandre Vauthier x Alain Mikli sunglasses.

Hadid dressed in her red carpet best for Ocean's 8 world premiere in NYC. She wore a Vera Wang dress, DSquared2 heels, and Lorraine Schwartz jewelry.

Hadid attended the 2018 CFDA Fashion Awards to support designer Donatella Versace. The star wore a printed catsuit from the fashion house, Stuart Weitzman shoes, a Lorraine Schwartz ring, EF Collection earrings, and a Gigi by Messika earring.

The model attended the NYC premiere of Being Serena in a mustard-colored Derek Lam suit. She wore Effy gold pave hoop earrings, Christian Louboutin pumps, and added a dark-colored lip for moody vibes.

The star celebrated her 23rd birthday with family and friends in NYC. For the special night she wore a body-hugging Atelier Versace gold minidress, Lorraine Schwartz earrings, and Christian Louboutin heels. Meanwhile, her sister Bella wore a vintage leopard print dress from Dior.

Your eyes will zoom right on to Hadid's Chaos SixtyNine shirt, which features Cara Delevingne and Adwoa Aboah going in for a kiss. She tucked the oversize top into high-waisted checkered (dare we say Santa Clause–inspired) pants and wore a pair of Stuart Weitzman boots.

Hadid's "Pina Colada" top by PLNY LaLa served as the ultimate reminder to book that beach vacation. She wore the long-sleeve shirt with cropped Sandro jeans and NewbarK red velvet slippers.

Hadid landed at JFK airport in a layered ensemble. She looked warm and comfortable in a Pared x Bec scarf, striped blazer, white crop T-shirt, blue jeans, and black boots. She attempted to go incognito with a pair of Pared Eyewear sunglasses.

Hadid wore a pop art–inspired orange Prada leather jacket from the Spring/Summer 2018 collection while out with her sister in Paris. The pair shined in bright colors for the paparazzi.

Hadid left her NYC apartment for Milan Fashion Week in a double dose of Fendi. She wore the label's logo-covered bomber jacket and matched it to the luggage strap of her duffle bag.

Hadid practically stopped traffic in her pink puffer coat by Christina Ledang. She wore it with an equally pink ribbed shirt from the designer and a pair of sparkly pants from Christopher Bu. She completed the lewk with Filling Pieces biege sneakers and mini Ilesteva sunglasses.

The Hadid sisters left Gigi's apartment in fancy ensembles for the 2017 Glamour Women of the Year Awards. Gigi wore a Zuhair Murad Couture dress while Bella wore a Cristina Ottaviano bustier and pantsuit set.

Hadid attended a Maybelline party in NYC while wearing a strapless yellow minidress and matching coat from Ralph Lauren Collection.

After modeling a red version of this Prabal Gurung dress on the Spring 2018 runway, Hadid stepped out in a yellow option. The sequin–and–fringe number features a sexy side cutout, making it the perfect red carpet premiere dress (she was on her way to support Blake Lively's film All I See is You).

The Hadid sisters stepped out for Bella's birthday dinner. Gigi wore a baby blue Pamella Roland three-piece set while Bella looked sexy in a navy bustier dress by Dolce & Gabbana.

During New York Fashion Week, Hadid was spotted in a magenta turtleneck sweater from 3.1 Phillip Lim and Marc Jacobs jeans. The furry trim on her Christian Louboutin mules matched her sweater perfectly.

Hadid left her apartment in NYC wearing denim-on-denim, adding pops of red to her look with a ribbed top and booties. For accessories, she chose a pair of tinted orange sunglasses and a Stalvey bag.

For the model's Vogue Eyewear #ShowYourParty Launch Party in NYC, Hadid wore a millennial pink Kreist leather ensemble with pearl-embellished Aquazzura platform heels.

Pajamas but make it fashion was the motto Hadid followed when she stepped out in this blue striped look. The model let her red bra peek out from underneath her shirt and wore a pair of Adam Selman x Le Specs sunglasses.

Hadid wore this pale blue Sally LaPointe outfit while out in NYC. She kept her accessories all-white for that crisp, clean feel. We've selected this as one of our favorite monochrome looks of all time.

The model paid a nostalgic tribute to our childhoods with a Nickelodeon Studios sweatshirt by Junk Food. She carried a Stalvey bag and wore a pair of Stuart Weitzman "Clingy" boots.

The model chose a yellow monochrome summer look while out in NYC. She wore a cropped corset, lace-up pants, and tied a sweater around her shoulders.