Catherine of Wales, Princess of Wales, wore a very similar pillbox hat to the St David's Day parade honoring the Welsh Guardsmen.

Princess of Wales / Photo: Getty Images

On the day, Catherine wore a $3,608 Alexander McQueen red long coat, accessorizing the look with black suede heeled boots, a Mulberry bag and a Juliette Botterill pillbox hat.

Princess of Wales / Photo: Associated Press

The Duchess of Sussex wore a pillbox hat from the British brand Awon Golding to the royal walk in Sandringham in 2018.

The hats do look very similar, even though they are from different brands.

Meghan Markle / Photo: Associated Press

Meghan Markle and Prince Harry / Photo: Associated Press

We will remind, also during this release, Princess Kate appeared in public wearing a brooch that previously belonged to Diana.

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