Rare Royal Diamond Up For Sale -- The Telegraph
An extremely rare, aristocratic Beau Sancy diamond, which has passed through the royal families of France, England, Prussia and the Netherlands' House of Orange, is to go up for auction at Sotheby's.
The stone, a 35-carat modified 'pear double rose cut' diamond belonging to Georg Friedrich, Prince of Prussia and head of the former ruling dynasty of the German empire, is expected to fetch betweem $2m (£1.24m) and $4m (£2.47m).
Chairman of Sotheby's jewellery in Europe and the Middle East, David Bennett, who sold a pink diamond for $46.2m (£28.5m) in 2010 which was a record for any jewel at auction, said estimating the value of a stone like the Beau Sancy was difficult given its rarity.
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My Comment: The history of diamond goes back 500 years .... the stories that it can tell.