Celebrity Engagement Rings: Whose Ring Is The Most Expensive? (VIDEO)

It's no secret that celebrities often splurge on engagement rings, but who broke the bank for their bling?

In this video from entertainment agency Splash News, we get a look at the top 10 most expensive engagement rings -- from Kim Kardashian's highly-prized 20-carat sparkler to Mariah Carey's pricey diamond rock.

Which star's bling tops the list? Watch the video above to find out.