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Christie’s expects $25 million for largest, flawless blue diamond

Cecilia Jamasmie | April 29, 2014 | 10:22 am Europe Diamond 

The world's largest and flawless blue diamond will go under Christie’s hammer in Geneva next month, with the rare gem expected to fetch up to $25 million, the auction house has revealed. "The Blue", a sparkling 13.22 carats pear-shaped rock,...

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