When megastars such as Colin Jost , Jay-Z and Ben Affleck pop the question to their equally successful counterparts, they do so with some of the biggest, most expensive and shiniest diamonds their money can buy.

From Scarlett Johansson 's unique $400,000 pear-shaped diamond to Beyoncé 's $5 million emerald-cut sparkler, here are some of the most enormous celebrity engagement rings of all time.

Taylor Swift

Travis Kelce knelt to the ground, pulled out a ring and said, "Marry me" — and Taylor Swift said yes! The pair announced their engagement with a joint Instagram post that showed off the luxe ring , designed by Kelce in collaboration with Kindred Lubeck and Artifex Fine Jewelry.

The sparkler features a massive Old Mine Brilliant Cut diamond, a rectangular cut with anti

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