Royal engagement rings cost: The most expensive royal engagement rings ranked, from Kate Middleton to Meghan Markle, to Princess Mary
![Royals didn't approve of Princess Diana's engagement ring - and she had it redesigned - Mirror Online Royals didn't approve of Princess Diana's engagement ring - and she had it redesigned - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article22985675.ece/ALTERNATES/s1200/0_Tim-Graham-Archive.jpg)
Royals didn't approve of Princess Diana's engagement ring - and she had it redesigned - Mirror Online
![Royal engagement rings ranked in value - including Kate Middleton and Meghan Markle's | Express.co.uk Royal engagement rings ranked in value - including Kate Middleton and Meghan Markle's | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/12/1200x712/1663094_1.jpg)
Royal engagement rings ranked in value - including Kate Middleton and Meghan Markle's | Express.co.uk
![Kate Middleton and Meghan Markle engagement ring and wedding ring values compared with other royals | Metro News Kate Middleton and Meghan Markle engagement ring and wedding ring values compared with other royals | Metro News](https://metro.co.uk/wp-content/uploads/2018/04/wedding-rings-copy.jpg?quality=90&strip=all&crop=0px%2C0px%2C964px%2C506px&resize=1200%2C630)
Kate Middleton and Meghan Markle engagement ring and wedding ring values compared with other royals | Metro News
![Royal engagement rings - including Kate Middleton's sapphire sparkler and the one worth £1.2m | Daily Mail Online Royal engagement rings - including Kate Middleton's sapphire sparkler and the one worth £1.2m | Daily Mail Online](https://i.dailymail.co.uk/1s/2023/02/08/17/67462563-0-image-a-10_1675875804808.jpg)