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It’s beautiful but wasn’t made specifically for Middleton.

A royal documentary revealed why Kate Middleton almost didn’t get Princess Diana’s iconic engagement ring.

The Amazon Prime documentary,The Diana Story, details the life ofPrincess Dianabefore her untimely death in 1997.

The filmmakers have spoken to some of the people who worked closest with the Princess of Wales.

Princess Diana was known for being a selfless humanitarian, doting mother, and style icon.

Some of the looks she served continue to influence trends today.

And one of her most unique pieces is her engagement ring.

WhenPrince Williamproposed to Kate Middleton in 2010, he gave her his mother’s ring.

She’s gone on to have a necklace and earrings made to match the deep sapphire.

Prince Harry picked her engagement ring.

However, before Prince William proposed they switched items.

Harry gave up his precious treasure.

His one thing he kept from his mother, he gave to his brother.

That’s selfless, kind, and exactly who Diana was."

This all happened beforePrince Harrymet Meghan Markle.