CLEAN : Sotheby's tips largest blue diamond at auction to fetch $48 mn

The video discusses a rare and valuable stone, highlighting its unique features such as its vivid blue color and internally flawless clarity. It is expected to fetch over $48 million at auction. The potential buyers for this diamond are global, thanks to the openness of the market and online bidding.

What is the main topic of the video after the introduction?

• A painting

• A music composition

• A rare stone

• A discussion about Stephanie

What is the carat size of the rare stone discussed?

• 10 carats

• 12 carats

• 15 carats

• 18 carats

What is the expected auction price for the rare stone?

• $48 million

• $40 million

• $30 million

• $50 million

Which organization graded the vivid blue stone?

• NRA

• GIA

• FBI

• CIA

Where could the buyer for this diamond potentially be located?

• Only in Asia

• Only in Russia

• Only in New York

• Anywhere in the world