"Set with diamonds, sapphires, rubies and emeralds, the bejewelled piece features the cypher of her father, King George VI," Zack Stone, a fine jewelry expert from U.K. retailer Steven Stone, shared with WWD.

The color of Princess Kate's outfit exactly matched the teal plumes worn in the bearskin caps by the Irish Guards. The Princess of Wales is the Colonel of the Irish Guards, one of the seven regiments of the Household Division that participate in the Trooping the Colour tradition, and her decision to wear aqua was a show of support.

Now, after a few years of taking part in royal engagements, Louis has become a little more tame on the public stage. However, he still managed to sneak in a few meme-able moments when he appeared at the 2025 Trooping the Colour festivities this past weekend.

After arriving at Buckingham Palace by car, Kate and the children, Prince George, 11, Princess Charlotte and Prince Louis, 7, traveled in a traditional horse-drawn carriage down The Mall. Charlotte sat beside her mother, while her brothers faced backward across from them.

Kate Middleton made a poignant appearance alongside the royal family at Trooping the Colour, one year after her powerful return to public life amid cancer treatment.

The Princess of Wales and her daughter looked picture perfect in light blue as they shared a sweet mommy-daughter moment in one of the royal carriages.

Senior working royals including Prince William, Kate Middleton, Princess Anne, Prince Edward and Queen Camilla will reportedly take part in the king's birthday parade.

Prince George switched up his style with a new look for Trooping the Colour. All about Prince George's new look and a cute moment with his brother Prince Louis.

All eyes were on the royal family during the annual Trooping of the Colour parade, which is why Kate Middleton made sure her and Prince William's three children were on their best behavior for the entirety of the celebration.