Lab also rolling out new comments clarifying impact of fluorescence.
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Burgundy Diamond Mines will temporarily cease operations at Point Lake open pit until market recovers.
Shipments down 6% year on year in June.
Sales at jewelry maisons up 7% year on year in first quarter.
Rough of 2.50 to 4 carats has been strong for two months, leaving some perplexed amid mixed polished sales.
Roger Forman will continue as president.
Production up 76% year on year in second quarter following temporary shutdown a year ago.
He led the company from 2011 to 2016, overseeing its ownership transition.
Online spending over the four days increased 30% year on year.
Institute will not stop grading synthetics or label them differently, unlike HRD or GIA, it said.
Market Comment: July 17, 2025