The worlds most expensive gemstone, The Pink Star, was auctioned at a whopping $71.2m (£57m) in Hong Kong. The 59.6-carat gem is the largest pink diamond ever auctioned, which doubles the size of the runner up the Graff Pink.
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The worlds most expensive gemstone, The Pink Star, was auctioned at a whopping $71.2m (£57m) in Hong Kong. The 59.6-carat gem is the largest pink diamond ever auctioned, which doubles the size of the runner up the Graff Pink.
