20ct. Flawless Diamond Leads Christie’s Sale

The exceptional 20.47 carat D colour type IIa old mine brilliant cut,  diamond has sold for USD $2.7 million.

The D flawless diamond was the top seller at Christie’s Magnificent Jewels auction in New York on Tuesday.

The Christie’s pre-sale estimate for the diamond was $2.5 million to $3.5 million.