Mariah Carey puts on a busty display in a plunging black dress as she enjoys a night out in London during the European leg of her tour

She returned to the Royal Albert Hall after 15 years for a three night residency.

And after her show, Mariah Carey, 49, decided to wind down as she headed out to  dinner at Italian restaurant Novikov in Mayfair on Monday after her show.

The American pop star put on a busty display as she posed for the cameras in a figure-hugging black dress.

Glamour: Mariah Carey, 49, looked every inch of her superstar status as she enjoyed dinner in Mayfair on Monday

Glamour: Mariah Carey, 49, looked every inch of her superstar status as she enjoyed dinner in Mayfair on Monday

The singer, who was escorted by an entourage of security, appeared in high spirits as she greeted excited fans and signed autographs for passers-by in the city.

Sweeping her brunette tresses into a tight ponytail, the singer complemented her features with daring eyelashes, a swipe of blush and a slick of red lipstick.  

The Dreamlover singer oozed glamour and sophistication to her appearance as she sported a pair of silver hooped earrings and eye-catching silver rings on her fingers.

The star completed her look with a pair of swanky open-toe stiletto heels and glossy tights. 

Looking good: The singer, who is currently on the European leg of her tour, oozed style and glamour as she walked through the capital

Looking good: The singer, who is currently on the European leg of her tour, oozed style and glamour as she walked through the capital 

Strike a pose: The pop star swept her brunette tresses into a tight ponytail as she stepped outside

Strike a pose: The pop star swept her brunette tresses into a tight ponytail as she stepped outside

Hollywood style: Mariah added a boost to her height with lace-up black bow heels

Hollywood style: Mariah added a boost to her height with lace-up black bow heels 

Princess: The star, who has a three night residency at Royal Albert Hall, wowed in a purple glittering gown (pictured on Saturday)

Princess: The star, who has a three night residency at Royal Albert Hall, wowed in a purple glittering gown (pictured on Saturday)

Decadent costumes: Mariah also wowed in a blue embellished minidress
Figure-hugging: She later slipped into a bronze costume, which highlighted her ample cleavage

Decadent costumes: Mariah also wore blue and gold embellished minidresses for her performances at the Royal Albert Hall 

Diamonds are forever: She wore a jaw-dropping diamond ring and matching hoop earrings

Diamonds are forever: She wore a jaw-dropping diamond ring and matching hoop earrings 

Pop star: Mariah looked as glamorous as ever as she stepped outside in eye-catching silver rings
In the spotlight: The singer donned a pair of silver hooped earrings

Singing sensation:  The Dreamlover singer sported a pair of silver hooped earrings and eye-catching silver rings on her fingers

High spirits: The Hero hitmaker flashed her Hollywood smile as she left the restaurant, flanked by a group of burly bodyguards

High spirits: The Hero hitmaker flashed her Hollywood smile as she left the restaurant, flanked by a group of burly bodyguards 

High spirits: The singer seemed over the moon to have wrapped up her show at the Royal Albert Hal

High spirits: The singer seemed over the moon to have wrapped up her show at the Royal Albert Hal

Style: The famous singer appeared in high spirits as stepped outside with her security guards

Style: The famous singer appeared in high spirits as stepped outside with her security guards

Meet and greet:  The singer stopped to greet fans and sign autographs for passers-by

Meet and greet:  The singer stopped to greet fans and sign autographs for passers-by

The star's sighting comes in the same week she was spotted giving a star-studded performance at the capital's iconic Royal Albert Hall.

The mother-of-two, who is currently on the European leg of her tour which is named after her 15th studio album Caution, was also seen singing with her twin children Moroccan and Monroe, both eight, during a candid moment on stage last Sunday. 

During her captivating performance, the pop sensation, who is known for her elaborate outfits, donned a colourful array of dresses including a strapless black gown and a dazzling pink princess dress.

Mariah, who kicked started her tour in Canada and the United States before arriving at Dublin's 3Arena for the European leg of her tour performed her last London show this Sunday.

She will now be taking to Paris, Hamburg, Aalborg, Barcelona, Bordeaux and Amsterdam.

A night out: Mariah completed her look with dramatic fluttery lashes

A night out: Mariah completed her look with dramatic fluttery lashes

Wave: The star gave a star-studded performance at the capital's iconic Royal Albert Hall

Wave: The star gave a star-studded performance at the capital's iconic Royal Albert Hall

Strike a pose! Mariah posed up a storm for cameras

Strike a pose! Mariah posed up a storm for cameras 

Sweet: The superstar stopped to sign autographs for fans

Sweet: The superstar stopped to sign autographs for fans

Biggest fan: Pixie Lott attended Mariah's concert with a pal

Biggest fan: Pixie Lott attended Mariah's concert with a pal 

New look: The singer cut a stylish figure with her newly-dyed pink locks

New look: The singer cut a stylish figure with her newly-dyed pink locks 

Magical night: She grinned as she headed to into her taxi after the gig

Magical night: She grinned as she headed to into her taxi after the gig 

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Mariah Carey oozes style and glamour as she enjoys a night out in London

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