Brooks Nadermade a glamorous arrival at Michael Rubin's Independence Day White Party in the Hamptons on Thursday.
Tocelebrate the 4th of July,the model, 27, modeled a white, halter minidress with a sexy cutout in the middle forthe billionaire businessman's annual, star-studded bash.
This comes shortly aftershe debuted her romance with Prince Constantine Alexios of Greece and Denmark.
However, she wasn't joined by the prince at the Fanatics CEO's mansion; instead, she was seen walking hand-in-hand with her younger sister, Sarah Jane Nader, 22.
Ahead of the annual A-list bash, she also attended Rubin's pre-party soiree at his Hamptons estate alongside the likes of model Winnie Harlow, rappers French Montana and Quavo, comedian Druski, and CEO of the New England Patriots Robert Kraft.
Brooks Nader was spotted arriving at Michael Rubin's Independence Day White Party in the Hamptons on Thursday
For the annual, All-White attended by an abundance of A-listers, the brunette beauty slipped into a figure-hugging, perfectly draped dress, which complemented her sister's look.
The halter neckline of her dress was cinched by a gold detail and featured a triangle cutout for a daring flash of skin.
Teamed with her stunning dress, she wore a pair of T-strap white sandal heels.
Her sister Sarah wore a tiny bandeau top with a tight-fitting maxi skirt held up by a chunky gold chain in a halter top style.
She wore platform, nude sandal heels for her party look.
In addition to Sarah, Brooks also has two more younger sisters — Mary Holland, 25, and Grace Ann, 24 — who did not appear to join them in the Hamptons.
Brooks pinned back her dark brunette hair in a chic, half-up and half-down look with money pieces loose to frame her face.
She wore dainty gold jewelry to match the detail on her dress.
To celebrate the 4th of July, the model, 27, modeled a white, halter minidress with a sexy cutout in the middle for the billionaire businessman's annual, star-studded bash
She was seen strolling up to the Fanatics CEO's mansion and walking hand-in-hand with her younger sister, Sarah Jane Nader, 22
For the annual, All-White attended by an abundance of A-listers, the brunette beauty slipped into a figure-hugging, perfectly draped dress
The two sisters wore complementing looks with gold details for the white party
The halter neckline of her dress was cinched by a gold detail and featured a triangle cutout for a daring flash of skin
Teamed with her stunning dress, she wore a pair of T-strap white sandal heels
Brooks pinned back her dark brunette hair in a chic, half-up and half-down look with money pieces loose to frame her face. She wore dainty gold jewelry to match the detail on her dress
Her sister Sarah wore a tiny bandeau top with a tight-fitting maxi skirt held up by a chunky gold chain in a halter top style
She wore platform, nude sandal heels for her party look, and she pulled back her hair into a slicked back ponytail
Brooks kept her hands free as she headed into the bustling bash
She wore chunky gold hoop earrings and opted for a pale pink manicure to complement her look
Walking into the massive estate, the two sisters turned back and showcased their similarities and chic outfits
The side of Brooks' dress was pinned up to highlight her hips
Later, Brooks was seen taking selfies on the patio with gal pals including model Lily Chee and gymnast Livvy Dunne
Brooks and her fellow Sports Illustrated Swimsuit Issue alum Livvy also shared al adorable moment as they made animated expressions while greeting each other
She also rocked a sultry, monochromatic brown makeup look with an emphasis on her smoky eye and glossy nude pout.
Later, Brooks was seen taking selfies on the patio with gal pals including model Lily Chee and gymnast Livvy Dunne.
Brooks and Livvy also shared al adorable moment as they made animated expressions while greeting each other.
Her 4th of July outing comes amid her blossoming, new romance with Prince Alexios, 25.
TheSports IllustratedSwimsuit Issue modeland her handsome beau were first romantically linked when they were spotted on a romantic stroll in New York City over the weekend.
The following day, the couple were caught locking lips ahead of Olivia Culpo's star-studded wedding in Rhode Island.
Who is Michael Rubin?
Michael is a self-made billionaire estimated to be worth $11.5billion according to Forbes.
He is best known for his involvement with Fanatics, he owns the online retail company which sells sports merchandise.
In 2022, he made the publication's Forbes 400: The Richest People in America.
He has also owned various sports stores, including Global Sports Incorporated which he created in 1998 - which was later rebranded as GSI Commerce, an e-commerce company.
Michael also ran a retail benefits program called Shop Runner which he later sold to FedEx in 2020.
Michael was previously married to the American dance teacher Meegan Rubin. The two split in 2011 and share one daughter called Kylie, 18.
He is currently loved up with model Camille Fishel, 33, and the pair share two daughters Romi and Gema.