What Are the Most Expensive Gemstones?

Answer

The most expensive gemstone in the world is the blue diamonds. They are only found in at Premier Mine, South Africa. It is also one of the rarest of the world gems and can fetch a market price of up to £650,000 per carat.
2 Additional Answers
One of the rarest and most expensive gems in the world is a flawless blue diamond, which sold for ?4 million.
Flawless blue gemstone is one of the rarest gems in the world has been snapped up by a British jeweller for a record-breaking sum of almost £4million. It was auction for £4 million at a Sotheby's auction in Hong Kong after intense bidding.
Q&A Related to "What Are the Most Expensive Gemstones"
I still think there is some controversy in what is the most expensive gemstone. Alot of people think it's still the Hope diamond. Others believe it to be Alexandrite. Alexandrite
http://answers.ask.com/Fashion_and_Beauty/Jewelry/...
rubies, sapphires, and emeralds.
http://wiki.answers.com/Q/What_are_the_most_expens...
Strongly colored diamonds, called fancies, can be genuinely scarce. About one
http://www.chacha.com/question/what-is-the-most-ex...
A fine ruby of 8.62 cts. was sold recently for $425.000 per ct. making a stone price of $3,663,500 + 10% fee to the auction house. This is not the highest stone price for a ruby but
http://answers.yahoo.com/question/index?qid=200705...
Explore this Topic
The most expensive gemstone is a flawless blue diamond. It was bought by Moussaieff Jewellers in London for a record £4 million at a Sotheby's auction in ...
The most expensive gemstone is probably the red diamond, which can sell for over $1,000,000 per carat. Alexandrite is another expensive gemstone that can sell ...
There are differing opinions on what the most expensive gemstone is. In terms of individual stones, a rare blue diamond was recently sold for 4 million pounds. ...
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