The Most Expensive Royal Engagement Rings, Ranked

There’s no denying the intriguing appeal of celebrity engagement rings. Just this summer, the likes of Scarlett Johansson, Sarah Hyland, and Kristen Wiig all revealed their newly acquired rings, each one of them unique and beautiful. But if you ask me, Hollywood’s engagement rings can’t quite compete with those of royals around the world—especially considering the life-altering, weighty importance of marrying into a royal family and taking on a new set of global duties. 

To offer expert insight into the most expensive royal engagement rings, I tapped Kathryn Money, VP of strategy and merchandising for Brilliant Earth, a company that specializes in ethically sourced fine jewelry (going well beyond just conflict-free diamonds). I supplied Money with a list of my eight favorite royal engagement rings and she shared her estimated price for each ring, along with fun facts you might not have known. Scroll down to see how the Brilliant Earth executive ranks the most expensive royal engagement rings.