Sotheby’s brought in a total of $40.2 million at its Hong Kong auction Wednesday as a 5 carat blue diamond fetched $13.8 million.
The price of the step cut, fancy vivid blue, named the Ai diamond, after the Chinese word for love, fell within its estimate of $12.5 million to $15.3 million. The final selling price translated to $2.8 million per carat.
Another blue diamond a pear shaped, fancy intense blue weighing 3.47 carats sold for $3.1 million at the Magnificent Jewels and Jadeite auction against a pre-sale estimate of $2.7 million to $3.6 million. A step cut, 18.45 carat, D color, VVS2 clarity diamond ring fetched $2.3 million, smashing its estimate of $1.3 million to $1.7 million.
However, only one piece out of a collection of jewels by designer Wallace Chan found a buyer: a pair of jade and diamond earrings, estimated at $70,160 to $108,430, which went for $87,700.
Several jewels by Harry Winston, Van Cleef & Arpels and Cartier also sold at the auction.
Fancy blue diamonds out performed other major color categories in price terms during the first quarter, the Fancy Color Research Foundation said.
Prices for fancy blues jumped 5% year on year for the three months ending March 31, according to the FCRF, which released its quarterly Fancy Color Diamond Index on Monday.
By contrast, prices of fancy pink diamonds declined 1.7%, while the index for yellows slipped 0.6%, the organization said. The overall index for fancy color diamonds edged up 0.1%.
Vivid blues and vivid pinks weighing 2 carats showed the best performance in their respective color categories during the quarter.
The Fancy Color Diamond Index tracks prices of fancy yellow, pink and blue diamonds in Hong Kong, New York and Tel Aviv.
Fancy colour diamonds will lead Magnificent Jewels sale on Wednesday.
Topping the sale is a Fancy Vivid Blue Diamond ring designed by Graff Jewellers. Estimated price is $6.5 million – $8.5 million USD.
The two Vivid blue Diamonds weighing approximately 3.36 and 2.71 carats with VVS2 and VS1 clarity grades are set in a crossover design, In a platinum setting.