This Natural Blue Diamond Just Sold for a Jaw-Dropping $44 Million It’s the second ultra-rare blue diamond to hit the auction block this fall. By Jill Newman
Blue Diamonds and Their Remarkable Link to Ancient Oceans This is how blue diamonds get their hue. By Dr. Evan M. Smith
The De Beers Blue Diamond Sells At Sotheby’s For $58 Million Everyone is talking about this momentous sale. By Jane Asher
The Okavango Blue Diamond Lands At The American Museum of Natural History The largest blue diamond of its kind is on display in New York City. By Jane Asher