【Tokyo, Japan】[Press Release] Billion-Yen Pink Diamond Makes Headlines in Abu Dhabi! Appraisal Specialist “Omoio” Strengthens Colored Diamond Appraisal System Amid Rising Domestic Demand

Editor’s NoteThe upcoming auction of the rare “Desert Rose” pink diamond highlights the intense global interest and soaring valuations for…

【Geneva, Swit】The Story of the ‘Mellon Blue’, the Record-Breaking Diamond Sold for Millions at Auction

Editor’s NoteThis article details the record-breaking auction of the legendary Mellon Blue diamond at Christie’s Geneva, exploring the intertwining…

【Geneva, Swit】The Mellon Blue: ‘one of the finest coloured stones ever to appear on the market’

Editor’s NoteA historic blue diamond, once part of Bunny Mellon’s collection, returns to auction in Geneva this November. Having set a world record…

【Geneva, Swit】Sotheby’s in Geneva with an Exceptionally Rare Pink Diamond

Editor’s NoteThis article highlights a remarkable gemstone set to headline Sotheby’s Geneva auction—a rare 10.08-carat “Fancy Vivid” pink diamond….

【Geneva, Swit】Rare Blue Diamond Sells for $21.5 Million to American Collector

Editor’s NoteThis article reports on the record-breaking $21.5 million sale of the rare “Mediterranean Blue” diamond at a Sotheby’s auction in…

【Geneva, Swit】Largest Blue Diamond in History Fetches Record $44 Million, Buyer Likely from Asia

Editor’s NoteA rare blue diamond fetched nearly $44 million at auction in Geneva, setting a new record for the most expensive piece of jewelry sold…

【Geneva, Swit】Largest Internally Flawless Fancy Vivid Blue Diamond Ever Sold at Auction for $43.8 Million

Editor’s NoteThis article details the record-breaking $43.8 million sale of the “Bleu Royal,” a 17.6-carat vivid blue diamond, at Christie’s Geneva….

【New York, US】55.22-Carat Mozambique Ruby ‘Estrela de FURA’ Sells for Record-Breaking RMB 248 Million in New York

Editor’s NoteThis article reports on the record-breaking auction of the ‘Estrela de FURA’ ruby, which has set a new global benchmark for both rubies…

Industry | Strong Demand for Yellow Diamonds Drives Overall Colored Diamond Price Growth in Q1 2023

Editor’s NoteThe first quarter of 2023 saw continued strength in the colored diamond market, with overall prices rising 1.3% quarter-on-quarter. As…

【Hong Kong】Sakura, the Rarest (and Most Expensive) Purple Diamond, Auctioned for 24 Million Euros

Editor’s NoteA rare purple diamond named ‘Sakura’ has set a new auction record for its color category, fetching nearly €24 million at Christie’s Hong…