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Gubelin gemstone ratings
Colored Gemstones Get New Ratings System
Switzerland’s Gübelin Gem Lab has launched a scoring system for colored gemstones based on wine ratings, claiming
News Nov 24, 2020 Rapaport News
Gubelin reference collections
Gübelin Taps Machine Learning for Gem Analysis
Gübelin Gem Lab has partnered with the Swiss Center for Electronics and Microtechnology (CSEM) to apply
News Sep 30, 2020 Rapaport News
Rough diamond credit Shutterstock
Gübelin Testing Nano-Tracking for Diamonds
Gübelin Gem Lab is studying how it can place microscopic labels on diamonds to track them through the supply
News Feb 13, 2019 Joshua Freedman
Gemfields
Nirav Modi Crisis Hits Gemfields
Proceeds slumped at Gemfields’ May auction of higher-quality rough emeralds as the Nirav Modi fraud case hurt Indian
News May 27, 2018 Rapaport News
GemGeneve
GemGenève Show Wins Industry Hearts and Minds
Within 48 hours of its Thursday opening, exhibitors were already hailing the GemGenève trade fair as a success. Words
News May 13, 2018 Sonia Esther Soltani
Gübelin Gemstone blockchain provenance 150
Gübelin to Build Gemstone Blockchain
Gübelin Gem Lab has partnered with developer Everledger to establish a blockchain digital ledger for colored gemstones.
News Jan 09, 2018 Rapaport News
Gübelin Gem Lab
Gübelin Lab Makes U.S. Presence Official
Gübelin Gem Lab has launched a permanent location in New York as part of a global expansion program that has
News Jan 22, 2017 Rapaport News
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