【Sri Lanka】World’s Largest Sapphire Found in Sri Lanka: Valued at Over USD 100 Million
Editor’s NoteThe owner of a remarkable gemstone, who wishes to remain anonymous, has stated that due to its extraordinary size, the stone is…
Sapphire
【London, Unit】Bonhams Sets Three New World Records
Editor’s NoteThis week’s Bonhams London auction concluded 2015 with a festive flourish, setting three world records. Among the highlights was a rare…
【Switzerland】SSEF and Gubelin Gem Lab Harmonise Standards for ‘Pigeon Blood Red’ and ‘Royal Blue’ Gems
Editor’s NoteTwo leading Swiss gemological laboratories have established unified standards for the trade terms “pigeon blood red” and “royal blue,”…
【Chanthaburi,】Tricks and Stones: The Gem Traders of Chanthaburi
Editor’s NoteThis poignant profile captures a moment of transition, as a lifelong gem miner faces the end of his trade. It’s a quiet story of…
【Mainz, Germa】Gemstones as an Indispensable Material – Improved Material Knowledge Promotes the Development of New Technologies
Editor’s NoteThis article explores the industrial applications of gemstones, highlighting how materials like diamonds have evolved beyond decorative…