GIA to Reopen New York Lab
The Gemological Institute of America (GIA) is reopening its New York grading laboratory Monday following a three-month[…]
Five GIA Labs Resume Operations
The Gemological Institute of America (GIA) has reopened laboratories in five locations following COVID-19 shutdowns. The organization’s[…]
Sarine Ushers In Era of In-Factory Grading
Sarine Technologies has launched a new platform enabling manufacturers to tap its automated grading systems and issue[…]
The invisible engraving that could see you save hundreds of dollars on wedding ring insurance
Diamond grader Roy Cohen is urging Australians to get diamond rings engraved He argued a serial number[…]
GIA Suspends Diamond Sealing Services Following Tampering
GIA (Gemological Institute of America) has announced that it is suspending its diamond sealing services. The suspension[…]
313 Carat Diamond Emerges as World’s Largest D Colour
The Constellation 313 Carat Emerald Cut polished Diamond
GIA Spots Broken Diamond Glued Back Together
Graders noticed a large fracture and cavity on the table of the marquise-cut, 1.38-carat polished diamond submitted[…]
Labs Refute Claims HPHT Escaping Detection
Major gemological laboratories have rebuffed claims that detection machines are failing to spot synthetic diamonds that have[…]
Lab Finds 3ct. Synthetic Diamond with Fake Report
Synthetic diamond masquerading as a natural stone, complete with a forged inscription and a falsified report.