Editor’s NoteThis article examines the shifting landscape of the diamond industry, where economic pressures and changing consumer preferences are…
Editor’s NoteThis article highlights a landmark moment in the gem world, where a record-breaking ruby sale underscores a significant shift in the…
Editor’s NoteThis article discusses HPHT (High Pressure High Temperature) treatment, a process used to enhance the color grade of natural diamonds….
Editor’s NoteThis year marks the 100th anniversary of the Gübelin Gemological Laboratory, founded in 1923. For a century, it has pursued the…
Editor’s NoteThe House of Gübelin has opened a new museum in Lucerne dedicated to the world of colored gemstones. This piece explores its focus on…
Editor’s NoteThis article describes the discovery of a unique 0.329-carat diamond, nicknamed “Beating Heart” for the smaller diamond trapped inside…
Editor’s NoteThis article details the gemological analysis of a synthetic ruby, focusing on unusual dark red inclusions observed under magnification….
Editor’s NoteThis article outlines the establishment of a new gemstone testing center at Banaras Hindu University, a significant investment aimed at…
Editor’s NoteThis article highlights the upcoming auction of a historic 55.22-carat ruby, the largest and most valuable of its kind ever to appear at…
Editor’s NoteThis article details the discovery and unveiling of the Estrela de FURA, a record-breaking 55.22-carat ruby that emerged from a larger…