Jeff Bezos asked for Lauren Sánchez's hand in marriage two years ago with a ring believed to be worth about $5 million. Their ...

Diamonds might be forever but that doesn't stop them being bought and sold. One stone thought to have once belonged to Marie ...

A large pink diamond believed to have been passed down from France's Queen Marie Antoinette to her daughter is going up for auction in New York next month — and is expected to sell for millions ...

A rare 10-carat pink diamond with royal ties, the Marie-Thérèse Pink Diamond, will be displayed at Christie's Auction House in New York City prior to being auctioned off.