Who Owns the 400-Year-Old Diamond Beau Sancy ?

The 400-year-old diamond the Beau Sancy, which is making headlines after the announcement that it will be auctioned next month, currently belongs to a private owner in Europe.

The pear-shaped, 34.5 carat colorless diamond is considered one of the most ancient diamonds in the world and it has an estimated worth $4 million, AP reports.

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The sparkling jewel will be auctioned by Sotheby's in Geneva on May 14 but will be in public display in Paris, London and Zurich until then.

The diamond its from India and got its name from Nicholas Harlay de Sancy, a financier and diplomat of 16th-17th century who was a collector and dealer of diamonds and directly related to France's royal family, according to site Overabillion.com.

The diamond has been owned by French King Henry IV and his wife Marie de Medici.

The diamond's most recent royal owners were the descendants of the last emperor of Germany, according to AP.