Chen purchased the diamond May 28 at Christie’s Hong Kong Magnificent Jewels sale for more than $11.15 million, $148,000 per carat, a world record for a briolette diamond sold at auction.

Auctioneer Christie’s sold a 75.36 carat briolette diamond for $11 million in Hong Kong during a sale Tuesday. The sum set a new record for that particular style of gem — an elongated pear ...

The wife of showbiz mogul Charles Heung Wah-keung, is the “anonymous Asian buyer” of a 75.36 carat briolette diamond - one of the world’s most expensive ever to come under the hammer.

Nazi Cloud Hangs Over One of the Largest Jewelry Sales in History. ... One standout piece, the “Briolette of India,” includes a 90-carat diamond and carries a high estimate of $7.8 million.