<p>The world's second-biggest diamond named Lesedi La Rona sold for $53 million in a private sale to luxury jeweler Graff
Diamonds. Here’s a look at some other exquisite and expensive jewels.</p>| <p>The world's second-biggest diamond named Lesedi La Rona sold for $53 million in a private sale to luxury jeweler Graff
Diamonds. Here’s a look at some other exquisite and expensive jewels.</p> |