GIA Launches Diamond Origin Service
The Gemological Institute of America (GIA) has begun accepting submissions for a new service providing consumers with[…]
Record Lab-Grown Stone Turns Up at GIA
The Gemological Institute of America (GIA) recently graded the largest known synthetic diamond to be created using[…]
Belgian Lab Detects Diamond with Fake Inscription
HRD Antwerp recently discovered a fake inscription on a polished diamond the lab had received for grading.[…]
GIA Sees Spike in Synthetics Fraud
The Gemological Institute of America (GIA) has seen a rise in submissions of lab-grown diamonds with counterfeit[…]
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 to Cut Back Antwerp Business
The Gemological Institute of America (GIA) will scale back its Antwerp operations from January, but has decided[…]
GIA Unveils New Lab-Grown Reports
The Gemological Institute of America (GIA) has launched its new grading reports for lab-grown diamonds, offering an[…]