SBS2y
How expensive are the most expensive diamonds in the world?
The most expensive diamond in the world costs US $250 million.
Wall Street Journal2y
World's Most Expensive Diamond Makes $57.5 Million
The Oppenheimer Blue sold on Wednesday for more than $57.5 million including fees at a Christie's auction in Geneva, making it the most expensive diamond ever sold.
Kate Middleton’s Most Expensive Piece of Royal Jewelry Is Worth a Whopping $80 Million
Kate Middleton’s most expensive piece of jewelry was originally gifted to Queen Elizabeth nearly 80 years ago.
The Diplomat4y
world's most expensive diamond
Sotheby’s Hong Kong held Asia’s largest ever jewelry auction yesterday.