Kelly Bensimon models a Marilyn Monroe print dress while walking her dog in the Hamptons… a month after announcing her engagement to Scott Litner

Kelly Bensimon models a Marilyn Monroe print dress while walking her dog in the Hamptons… a month after announcing her engagement to Scott Litner

Kelly Killoren Bensimon glowed with happiness during an afternoon walk in Southampton on Long Island on Thursday.

The 55-year-old couldn’t stop smiling a month after announcing her engagement to bank manager Scott Litner.

She wore her long, sun-kissed locks loose around her shoulders during the New York outing, and wore a graphic white dress with a picture of Marilyn Monroe on the front.

The Real Housewives Of New York City veteran paired her easy ensemble with a dainty necklace and several chunky bracelets.

She was later joined by a friend who scooped up the estate agent’s little puppy in her purse.

Bridal beauty: Kelly Killoren Bensimon was spotted walking her dog in Southampton, a month after announcing her engagement to bank manager Scott Litner; seen today

Woman's best friend: A friend joined Kelly on her walk and kept a close eye on the reality show star's beloved pup

Woman’s best friend: A friend joined Kelly on her walk and kept a close eye on the reality show star’s beloved pup

Life is on the upswing for the former model with her upcoming wedding. She recently opened her three-bedroom house in New York for rent as the statuesque stunner plans to move in with her new fiancé.

The couple made their engagement official over the July 4 weekend.

A rep for Kelly confirmed that Page six how her boyfriend proposed: “Scott proposed over the 4th of July weekend while they were visiting Kelly’s childhood vacation spot on Lake Geneva, Wisconsin.”

While the toned beauty has kept her relationship with her financial fiance relatively private throughout their year together, Kelly couldn’t resist showing off her engagement ring on social media after the proposal.

She also previously opened up to the DailyMail about her fiancé’s skills in the bedroom, joking that she lost 10 pounds from “lots of sex.”

The slim Real Housewives Ultimate Girls Trip star also noted that she actually works out 4 to 5 times a week, supplementing her workouts at the gym with SoulCycle sessions.

Despite her status as a real estate agent, reality TV star, and model, Kelly actually kept Scott’s identity a secret until their engagement, refusing to talk about who he was even when she spoke to the DailyMail in June.

According to Scotts LinkedIn page, his current position is that of Executive Director, Global Sports & Entertainment Director at Morgan Stanley Private Wealth Management.

Fun shopping: The star squeezed a rubber ball placed outside a store

Fun shopping: The star squeezed a rubber ball placed outside a store

Making it official: Elle Accessories editor finally shared a cute photo with Scott after they announced their engagement;  seen in July

Making it official: Elle Accessories editor finally shared a cute photo with Scott after they announced their engagement; seen in July

Fabulous at 55: The Illinois-born stunner showed off her toned body at a premiere party in July

Fabulous at 55: The Illinois-born stunner showed off her toned body at a premiere party in July

The founder of the perfume In The Spirt Of gushed about her relationship following the news of her engagement to E! Newssaying what their time together felt like, “a romance people write novels about.”

“I never thought I could be so happy at this stage of my life,” admitted the founder of In The Spirit Of The Hamptons.

The mother-of-two added: “I was so touched that he took me to a special place from my childhood to propose to me.

Scott and Kelly have yet to confirm further details about when and where they plan to get married.

However, the author of the Second Course made her feelings about Scott clear: “This is truly a new beginning.