The pink diamond was sold for 700 million

Diamond Luck pink weighing 18.18 carats (over 0.36 dekagram), which auction house Christie’s called a lucky number for Asian collectors, had a pre-auction estimate of between $ 25 million and $ 35 million.

The largest pink diamond ever sold by Christie’s was the Winston Pink Legacy, which weighed 18.96 carats. In 2018, it raised $ 50.4 million at auction, a world record for the price per carat of a pink diamond.