A gemstone sold for HK$238.68 million ($30.8 million) in Hong Kong, the most paid for a white diamond at auction, as more records tumbled at Sotheby’s.
The largest D-color flawless type IIA diamond had been estimated to sell for HK$220 million to HK$280 million. The oval 118.28 carat-diamond was mined in southern Africa in 2011.
