An extremely rare fancy deep-blue diamond weighing 5.30 carats sold at Bonhams Fine Jewelry sale in London’s New Bond Street today, April 24th for a record price of $1.8m per carat. The previous world record price per carat for a blue diamond was $1.68m. This rare gem was bought by Graff Diamonds, [Read More]
Daily Archives: April 25, 2013
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