Gem Lab

【Lucerne, Swi】Gübelin Opens Colored Gemstone Museum in Switzerland

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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…

【Lucerne, Swi】Gübelin: A Test to Determine the Origin of Gemstones

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Editor’s NoteThe Gübelin Gem Lab’s new “Emerald Paternity Test” marks a significant advancement in gemstone provenance, using nanoparticle technology…