Princess Diana’s engagement ring, which now belongs to the Duchess of Cambridge, features two precious stones: a diamond and a sapphire.
The ring cost Price Charles £28,000 at the time, but it is now said to be worth an estimated £390,000.
Its stunning jewel combination is still popular today.
According to new research from Money.co.uk, more than eight in 10 (82 percent) couples who opt for an engagement ring that contains two or more stones will choose a diamond and sapphire pairing.
In doing so, they mimic a design that has never gone out of style since the early 1980s.
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