Pink diamond once owned by Napoleon to be auctioned
A 19-carat pink diamond once owned by French rulers like Napoleon Bonaparte and King Louis XIV will be auctioned for the first time in 130 years, Christie's has announced. 'Le Grand Mazarin', which is originally from India's Golconda mines, is expected to fetch up to $9 million (around â¹59 crore). It will be auctioned on November 14 in Geneva.