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SSEF Gem Track
Lab Debuts Rough-to-Polished Gem Tracker
The Swiss Gemmological Institute (SSEF) has launched a service for linking polished gemstones to their original rough,
News Feb 26, 2019 Rapaport News
LMHC padparadscha
Gem Group Clarifies Sapphire Color Requirement
Stones must have a stable color to qualify as padparadscha sapphires, according to a ruling by the Laboratory Manual Harmonisation Committee
News Dec 11, 2018 Rapaport News
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