byZain Su Across Hong Kong – A pink diamond sold for $57.7 million in Hong Kong on Friday, the highest price per carat in the world for a diamond sold at auction. The 11.15-carat Williamson Pink Star diamond, which sold at Sotheby’s Hong Kong auction, has fetched HK$392 million ($57.7 million). It was originally estimated at $21 million. The Williamson Pink Star derives its name from two legendary pink diamonds. The first is the 23.60-carat Williamson diamond that was given to the late Queen Elizabeth II as a wedding gift…
Read MoreRare pink diamond sells for $57.7M at Hong Kong auction, sets world record!
