GIA Recalls Diamonds over Treatment Query
The Gemological Institute of America (GIA) has asked customers to return a number of colored diamonds for[…]
Diamonds with Fake Inscriptions Turn Up at GIA
The Gemological Institute of America (GIA) has recently received “a number of” lab-grown or treated stones carrying[…]
GIA Spots Rare Inscription Fraud in Simulant
The Gemological Institute of America (GIA) has uncovered three synthetic moissanites with forged inscriptions that fraudsters had[…]
GIA Unveils New Lab-Grown Reports
The Gemological Institute of America (GIA) has launched its new grading reports for lab-grown diamonds, offering an[…]
GIA to Give Full Color, Clarity Grades for Lab-Grown
The Gemological Institute of America (GIA) is launching a new digital report for lab-grown diamonds that will[…]
Five GIA Labs Resume Operations
The Gemological Institute of America (GIA) has reopened laboratories in five locations following COVID-19 shutdowns. The organization’s[…]
Synthetic Diamond
A synthetic diamond (also known as a lab-grown diamond, man-made diamond, or cultured diamond) is a diamond[…]
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.
