Lady Louise Windsor was the picture of elegance on Monday as she joined her family to pay her respects to her late grandmother the Queen at the monarch's state funeral.
READ: The Queen's state funeral - LIVE UPDATES
Arriving at Westminster Abbey in London alongside her brother James, Viscount Severn, Lady Louise looked beautiful in a flutter-sleeve dress by Theory, coined the 'Godet V-neck Recycled Polyester Midi Dress,' and pointed heels. Featuring a slim-fitting waistband, a deep midnight shade, and feminine layers of sheer fabric, the number was a practical choice for the historic event.
WATCH: What to expect at Queen Elizabeth II's funeral
All eyes were on the visibly emotional young royal in her striking, V-neck dress, which she teamed with opaque tights, a black leather clutch bag and point-toe heels. In terms of her hairstyle, the young royal crafted her golden locks into a timeless low bun with intricate wavy detail. Two gently curled bangs shaped her radiant face and were held in place by a bow-clad velvet hairband by Jane Taylor London.
The royal opted for a flutter sleeve number
The 18-year-old student, who is enrolled at St Andrews university, bowed her head as she entered the abbey for the emotional service, arriving separately from her father Prince Edward, who took part in the procession behind his mother's coffin.
READ: Princess Kate wears Queen's choker and statement hat for monarch's funeral
MORE: Duchess Meghan looks refined in wide-brimmed Hepburn hat
Lady Louise joined fellow members of the royal family including King Charles III and Queen Consort Camilla, the Prince and Princess of Wales, and Prince Harry and Meghan Markle.
The event saw around 500 dignitaries from around the world descend on London to pay their last respects to the long-reigning monarch.
Lady Louise looked sombre in a black dress alongside James, Viscount Severn
They joined members of the royal family, UK prime ministers past and present, and key figures from public life at Westminster Abbey, the historic church which can hold around 2,000 people, at 11am.
The coffin was taken in a grand military procession from the Palace of Westminster to Westminster Abbey for the state funeral.
The Queen's granddaughter looked elegant in a black headband
Later in the evening, there will be a private interment service with senior members of the royal family.
DISCOVER: Princess Beatrice surprises in knee-length dress and heels at Queen’s funeral
The Queen's final resting place will be the King George VI memorial chapel, an annex to the main chapel – where her mother and father were buried, along with the ashes of her sister, Princess Margaret.
The Duke of Edinburgh's coffin will move from the Royal Vault to the memorial chapel to join his wife the Queen's.
Like this story? Sign up to The Royal Life newsletter to get your weekly dose of royal lifestyle inspiration, from the must-see fashion moments to sneak peeks into royal homes and wellness news.