A ring with a 20.19 carat fancy intense pink diamond, which is less valuable than fancy vivid pink, sold at auction for 11.9 million Swiss francs ($14.89M) in 2023.” ...

Jeff Bezos asked for Lauren Sánchez's hand in marriage two years ago with a ring believed to be worth about $5 million. Their three-day wedding celebration is this weekend.

Lauren Sanchez's engagement ring cost According to People magazine, Sánchez's stunning diamond rock is estimated to be about 30 carats and likely costs as much as $5 million.