Flawless Type IIa Diamond

Flawless Type IIa Diamond

Michael Oldford/Sotheby's Hong Kong via Bloomberg

An oval D-color Flawless Type IIa South African diamond, weighing 118.28 carats and the largest of its type to appear at auction. It was estimated to sell for as much as HK$280 million ($36 million) at hammer prices in Hong Kong on Oct. 7. The final price was HK$238.68 million.