【Hong Kong】Japanese Collector Wins Bidding at Over 1.5 Billion Yen! What is the World’s Largest ‘88.22-Carat’ Perfect Diamond?

Editor’s NoteThis article revisits the 2019 Sotheby’s Hong Kong auction of an exceptionally rare 88.22-carat oval diamond, exploring its historic…

【Hong Kong】Professor Yoon’s Sparkling News: Two Hot Topics from the Magnificent Jewels Auction in Hong Kong

Editor’s NoteThis article explores the growing trend of fine jewelry, particularly rare pink diamonds, as a serious alternative investment class….

【Geneva, Swit】12-Carat ‘Blue Moon’ Diamond Sells for 56 Billion Won… Sets Record Price Per Carat

Editor’s NoteThis article reports on the record-breaking auction of a 12-carat blue diamond in Switzerland, highlighting the significant price per…

【USA】Blue Diamond Sells for $36.3 Million… Sets Auction Record High

Editor’s NoteA 9.75-carat blue diamond, once owned by American billionaire widow Rachel Mellon, has shattered auction records, selling for $32.6…

【USA】Blue Diamond Sells for 36.3 Billion Won… Sets Auction Record High

Editor’s NoteA 9.75-carat blue diamond, once owned by an American billionaire’s widow, has shattered records at auction. The gem sold for $32.6…

【Geneva, Swit】Pink Diamond Sells for 89 Billion Won at Auction… Highest Price Ever

Editor’s NoteA 59.6-carat pink diamond has shattered auction records, selling for $83 million in Geneva. This sale more than doubles the previous…