Mariah Carey
The Australian businessman, James Packer, proposed to Mariah Carey back in Match 2016 with one of the largest celebrity engagement rings: a 35-carat ring complete with an emerald-cut center stone and two tapered baguettes. The ring was designed by Wilfredo Rosado and set in platinum. It reportedly cost a whopping $10 million.
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Katherine Schwarzenegger
Chris Pratt proposed to Katherine Schwarzenegger just seven months after their first joint public appearance. Her ring featured a 5-carat stone set on a petite platinum setting. It’s estimated to have cost between $350,000 and $400,000.