GIA Suspends Diamond Sealing Services Following Tampering
GIA (Gemological Institute of America) has announced that it is suspending its diamond sealing services. The suspension[…]
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[…]
Gemmological Institute of America seven week graduate diamond diploma
The GIA a gemmological organisation will be conducting a seven week graduate diamond diploma from January 8.