Prince William and Kate Middleton attended their first Commonwealth Day Service as Prince and Princess of Wales.

The event was held at the same venue where their wedding took place, Westminster Abbey.

Princess Kate wore a navy blue jacket and skirt with a white embroidered print, paired with a navy hat and pumps.

She added a touch of sparkle to her outfit with a pair of sapphire and diamond earrings that belonged to Princess Diana.

Princess Kate also wore a Prince of Wales feathers brooch, a gift from King Charles III.

The brooch symbolized her close bond with her father-in-law.

The couple appeared happy and were all smiles during the event.

Princess Kate's outfit and accessories received positive attention from fashion enthusiasts.

The event marks an important moment for the couple as they continue to carry out their royal duties.