The world's rarest, biggest and most expensive diamonds
Expensive collectibles - ABC News
Miners unearth pink diamond believed to be largest seen in 300 years
Pink Diamonds Emerged Out of One of Earth's Most Ancient Breakups - The New York Times
Pink Diamond Buying Guide: Shapes, Shades, Rarity and Price
How the pink diamond became the world's hottest gemstone
18-carat pink diamond could fetch up to $35M at auction
This Rare 18.18-Carat Pink Diamond Could Get $35 Million at Auction – Robb Report
Pink diamond auctioned at $57.73 million, most ever per carat