Diamond Jewelry

【Boyacá, Colo】The Dark Side of Gem Stones in Colombia and Beyond

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Editor’s NoteThis article examines the global colored gemstone market, focusing on the operations and corporate conduct of a major industry player….

The Growth Processes of HPHT and CVD Diamonds: Manufacturing Lab-Created Diamonds

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Editor’s NoteThis article explores the evolution of lab-created diamonds, drawing on decades of GIA research. While chemically similar to natural…

【Geneva, Swit】’Blue Diamond’ Sets Record for Highest-Priced Gem Auction at 60.2 Billion Won

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Editor’s NoteThis article reports on the record-breaking auction of the largest ‘Blue Diamond’ ever sold, which fetched over 60 billion won. Details…

【London, UK】Yoox Net-a-Porter Sets Goal to Become Top Online Luxury Market by 2020

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Editor’s NoteThis article outlines Yoox Net-a-Porter Group’s strategic five-year plan for the online luxury sector, set for completion by 2020, and…

【Geneva, Swit】Oppenheimer Blue Diamond Shatters All Records in Geneva

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Editor’s NoteThis article reports on the historic auction of the Oppenheimer Blue diamond at Christie’s in Geneva, which achieved a record-breaking…

【Geneva, Swit】Geneva Auction: Famous Blue Diamond Heads for Record Sale

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Editor’s NoteThe Oppenheimer Blue diamond, a stone of unparalleled clarity and brilliance, goes to auction in Geneva this week. Christie’s…

【Lucerne, Swi】Book Review: The Eduard Josef Gübelin Story: The Art and Science of Gems

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Editor’s NoteThis article highlights the groundbreaking work of Dr. Edward J. Gübelin, whose pioneering research into gemstone inclusions…

【Geneva, Swit】Oppenheimer Diamond: The Centerpiece of Christie’s Geneva Auction

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Editor’s NoteThis week, all eyes are on Geneva as the record-breaking Oppenheimer Blue diamond goes to auction. Estimated at $38–45 million, this…