HONG KONG.- Christie’s, the world’s leading auction house for the sale of extraordinary jewels will present its spring sale of magnificent jewels on 31 May at the Hong Kong Convention & Exhibition Centre. With a pre-sale estimate exceeding HK$550 million/US$70 million, this auction will offer collectors close to 300 pieces of rare diamonds, fine coloured gemstones and exceptional jadeite. Leading the sale is The Imperial Cushions, a pair of spectacular ear-pendants featuring the world’s rarest diamonds from the legendary Golconda mines. This season’s spotlight falls on a pair of D Potentially Flawless Golconda Type IIa diamonds ear-pendants – The Imperial Cushions, with an estimate of HK$55 million – 75 million/US$7 million – 9 million (Lot 3296). The occurrence of such a pair of Golconda gemstones, with a limpidity that is particular to the world’s finest Type IIa diamonds, is a natur