GradingDec 28, 2023
GIA Announces Enhanced Jade ReportThe improved report includes additional information and a new layout.
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75 results for “Grading”
GradingNov 16, 2023
GIA to Offer Next-Day Services for the HolidaysThe lab is tightening the turnaround time on certain diamond grading reports for what normally is the industry’s busy season.
GradingNov 15, 2023
GIA Examines Ruby Filled With Zinc GlassIt’s the first time the lab has encountered this type of treatment.
GradingSep 21, 2023
Retailers Warned About Fraudulent Email Purportedly From GIA The lab confirmed it did not send the message.
GradingSep 20, 2023
Navneet Gems Introduces Portrait-Cut RubiesThe geometric collection is on view now at the Jewellery & Gem World Hong Kong Show.
GradingSep 19, 2023
Fuli Gemstones Unveils New Peridot CutThe ‘Fuli Cut’ is based on an antique cushion.
GradingSep 07, 2023
GIA Adds ‘Hanadama’ Quality Range Comment to Pearl Reports The historic trade term is used to distinguish cultured Akoya pearls of a certain quality.
GradingSep 06, 2023
GIA to Lay Off About 20% of Workforce at Carlsbad HQ The Gemological Institute of America is letting go of 151 people, 100 of whom work in the lab in some capacity.
GradingAug 07, 2023
IGI CEO Roland Lorie to Step Down This Fall Tehmasp Printer will take over as global CEO of the lab, which is now owned by a private equity firm.
GradingMay 26, 2023
State of the Diamond Industry: AI and the Future of Diamond GradingGemologists have long used machines in diamond grading but technology has made it possible for them to “learn” how to do it on their own.
GradingMay 11, 2023
Sarine Completes Acquisition of Majority Stake in GCALThe new corporation, GCAL USA LLC, will be part of the Sarine Group and its grading reports will read “GCAL by Sarine.”
GradingMay 04, 2023
GIA Adds ‘Peacock’ Color Range Comment to Pearl ReportsThe change comes following a year of research into how the trade determines what constitutes “peacock” color in pearls.
GradingApr 10, 2023
GIA Is Going Back to Paper ReportsThe lab made the decision to pull back on its all-digital migration after receiving complaints from clients across the supply chain.
GradingMar 23, 2023
GCAL Introduces 8X Cut Grade for Proprietary CutsPatented and specialty cuts now can receive an 8X Proprietary Certificate, which can be customized to include a company’s brand and logo.
Recorded WebinarsMar 20, 2023
Watch: Lab Grown Diamonds: What's Now? What's New? What's Next?Supplier Spotlight Presented by IGI
GradingFeb 14, 2023
GSI Appoints New Global EVPPinky Jalui, who has more than 20 years of experience in the industry, joins the lab as executive vice president of global business development.
GradingJan 24, 2023
GIA Launches AGS Diamond Light Performance Supplement ReportThe AGS Ideal Report by GIA is a digital-only addition to GIA diamond reports.
GradingJan 17, 2023
IGI CEO Confirms Report of Potential Sale The company that owns an 80 percent stake in the Antwerp-based lab reportedly believes it is worth more than $200 million.
GradingJan 13, 2023
Sarine To Acquire Majority Stake in GCAL The acquisition allows GCAL to expand overseas while giving Sarine a “recognized and respected” channel for offering eGrading in the U.S.
GradingJan 05, 2023
GIA’s Migration to All-Digital Reports Has Begun The lab issued a non-paper Diamond Dossier, the first of its reports to make the transition, earlier this week.
GradingDec 14, 2022
GIA Sees ‘Unusual’ Color Change in Sapphires During Stability Testing Some sapphires gain orange or yellow coloration when exposed to incandescent light, according to a recent lab note.
TechnologyNov 21, 2022
Version 2.0 of the NDC’s ‘Assure’ Directory Is Now LiveAssure is the program the Natural Diamond Council launched in 2019 to test lab-grown diamond screening devices.
GradingNov 17, 2022
GIA Labs Report Receiving 2 Moissanites Submitted as Diamonds The discoveries were outlined in the Lab Notes section of the fall 2022 issue of Gems & Gemology.
GradingOct 26, 2022
SSEF Introduces Automated Diamond Screener for Very Small Melee Created with Swiss robotics company Unimec, the ASDI-500 can screen stones as small as 0.5 mm at a speed of 700 stones per hour.
