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Pink Star diamond fetches record $83m at auction

13 November 2013 Last updated at 23:46 GMT

A diamond known as the Pink Star has sold for $83m (£52m) at auction in Geneva - a record price for a gemstone.

The diamond measures 2.69cm by 2.06cm (1.06 inches by 0.81 inches) and is set on a ring.

The Pink Star was sold to Isaac Wolf, a well-known New York diamond cutter, who has renamed it the Pink Dream.

Imogen Foulkes reports from Geneva.

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