The ‘Mellon Blue’ Diamond, the Third Most Expensive Intense Blue Diamond Ever Sold at Auction
Editor’s NoteThe recent sale of the “Mellon Blue” diamond for over $25 million at Christie’s underscores the enduring allure and immense value of…
Editor’s NoteThe recent sale of the “Mellon Blue” diamond for over $25 million at Christie’s underscores the enduring allure and immense value of…