Lady Kitty Spencer stuns in a black jumpsuit and rocks a VERY large diamond ring on her engagement finger at charity ball - after going public with 60-year-old fashion tycoon

  • Lady Kitty Spencer, 28, attended Cash & Rocket Masquerade Ball ball in London
  • Princess Diana's niece donned an elegant black jumpsuit for fundraising event
  • Kitty also seen wearing a large diamond ring on her left hand as she was leaving 

Lady Kitty Spencer is no stranger to the glitz and glamour of the London social scene and last night she enjoyed a night at the Cash & Rocket Masquerade Ball.

Princess Diana's niece, 28, stunned in an elegant black jumpsuit and peep-toe heels for the event at the Victoria and Albert museum in the city.

Intriguingly, the model, who is dating 60-year-old fashion tycoon Michael Lewis, accessorised her outfit with a very large diamond ring, which she wore on her left hand.

Lady Kitty appeared relaxed as she got into a car after the charity fundraising event, and flashed her sparkly ring to the cameras as she chatted to a pal while they drove away.

Lady Kitty Spencer, 28, pictured, looked elegant in a black jumpsuit for the Cash & Rocket Masquerade Ball in London last night

Lady Kitty Spencer, 28, pictured, looked elegant in a black jumpsuit for the Cash & Rocket Masquerade Ball in London last night

Princess Diana's niece kept her makeup simple and tied her blonde hair back for the event

Princess Diana's niece kept her makeup simple and tied her blonde hair back for the event

Stay classy like Kitty in a Michael Kors wrap jumpsuit

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Take style notes from Lady Kitty Spencer, who looked ravishing in Michael Kors Collection when she attended the Cash & Rocket Masquerade Ball.

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She kept her make-up simple and stylish for the function by wearing a nude lip, black eye liner and a touch of brown eyeshadow.

The eldest child of the 9th Earl Spencer tied her blonde hair back for the ball which helped to show off a stunning pair of dangling earrings.

Dozens of high profile people were at the Cash & Rocket Masquerade Ball last night including Paris Hilton, Caprice Bourret and Topshop heiress Chloe Green. 

Lady Kitty and Mr Lewis, who owns high street chain Whistles and is worth around £80million, recently went public with their relationship in New York.   

Lady Kitty, who is dating Michael Lewis, 60, was seen wearing a large ring on her left hand

Lady Kitty, who is dating Michael Lewis, 60, was seen wearing a large ring on her left hand

Kitty, who is the eldest child of the 9th Earl Spencer, flashed her ring as she held her bag and masquerade mask in the car after leaving the fundraising ball in London last night

Kitty, who is the eldest child of the 9th Earl Spencer, flashed her ring as she held her bag and masquerade mask in the car after leaving the fundraising ball in London last night

Lady Kitty, pictured last night leaving the ball, and Mr Lewis were seen together in Manhattan in May where Kitty had a large ring on her right hand and draped her arm around her beau

Lady Kitty, pictured last night leaving the ball, and Mr Lewis were seen together in Manhattan in May where Kitty had a large ring on her right hand and draped her arm around her beau

The 28-year-old was spotted in step with her beau – who at 60 is more than twice her age – as they strolled through the streets of Manhattan. 

Lady Kitty was wearing a large diamond ring for their walk however it was on her right hand at the time. 

Lady Kitty was previously in a four-year relationship with another older man – property magnate Niccolo Barattieri di San Pietro, 48, who left her in 2017 and began a romance with Liz Hurley, 53.

South African-born Mr Lewis, whose romance with Lady Kitty was revealed last August, is worth £80million and is a divorced father of three grown-up children.

South African-born Mr Lewis who is the owner of high street fashion chain Whistles, pictured, is worth £80million and was seen out with Lady Kitty in Manhattan last month

South African-born Mr Lewis who is the owner of high street fashion chain Whistles, pictured, is worth £80million and was seen out with Lady Kitty in Manhattan last month

Lady Kitty, pictured in the back seat of the car, also wore a pair of striking, dangling earrings

Lady Kitty, pictured in the back seat of the car, also wore a pair of striking, dangling earrings

The model, pictured last night, has previously been called 'the naught niece' as she has often been seen on the London party circuit alongside the cast of Made In Chelsea

The model, pictured last night, has previously been called 'the naught niece' as she has often been seen on the London party circuit alongside the cast of Made In Chelsea

Lady Kitty is often compared to Princess Diana because of their similar looks and charity work

Lady Kitty is often compared to Princess Diana because of their similar looks and charity work

Lady Kitty has been spotted at his £19million central London mansion.

A cousin of Princes William and Harry, Lady Kitty has been branded the ‘naughty niece’ for her presence on the London party circuit alongside the cast of Made In Chelsea – a lifestyle she proudly documents on social media.

Lady Kitty, whose father Earl Spencer is six years younger than Mr Lewis, is often compared to Princess Diana because of their similar looks and charity work.

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Princess Diana's niece Lady Kitty Spencer stuns in a black jumpsuit and a very large diamond ring

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