The Premier Blue is a rare 7.59-carat, internally flawless fancy vivid blue diamond, estimated to fetch HK$148.2 million (US$19 million) at the upcoming Sotheby’s auction. It is the largest round fancy vivid blue diamond ever graded by the Gemological Institute of America. The round brilliant cut used on the stone is rarely seen in colored diamonds due to the high wastage involved in the cutting process.
Lot 176| Sotheby's THE JULIAN THOMPSON STUDY COLLECTION AN ARCHIVE OF SOTHEBY'S AND CHRISTIE'S CHINESE ART AUCTION CATALOGUES comprising a broken run of Sotheby's Hong Kong 1979-1997; Christie's Hong Kong 1989-2003; Sotheby's London, 1986-2004; Christie's London, 1990-2002; Sotheby's New York, 1987-2000; Christie's New York, 1990-2003 Estimate 10,000 — 15,000 GBP
Sotheby's sold the single most expensive bottle of wine, a jereboam of 1945 Château Mouton Rothschild, for $310,700 in February of 2007 in New York. Christie's sold the most valuable case of wine, a case of 1978 Romanee-Conti, for $476,000 in Hong Kong, in November of 2013. And Sotheby's registered the record for 50 cases of 1982 Château Mouton Rothschild for $1.1 million in November of 2006