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Surat diamond cutters
‘Naturalmark’ Aims to Defeat Undisclosed Synthetics
A new project to combat undisclosed synthetics has launched in India, offering retailers low-cost screening and inscription using a model based on gold hallmarking.Naturalmark will place tamper-proof seals on parcels of loose diamonds, as well as laser-inscribing finished jewelry,...
Retail Jan 03, 2021 Joshua Freedman
GIA grading report
GIA to Cut Back Antwerp Business
The Gemological Institute of America (GIA) will scale back its Antwerp operations from January, but has decided not to shut the laboratory entirely.“Today, we notified clients of the GIA laboratory in Antwerp that, as of January, the...
Polished Markets Dec 22, 2020 Joshua Freedman
Gubelin gemstone ratings
Colored Gemstones Get New Ratings System
Switzerland’s Gübelin Gem Lab has launched a scoring system for colored gemstones based on wine ratings, claiming that the industry lacked a common method of describing quality and uniqueness.The numerical scale takes into account...
Gemstones Nov 24, 2020 Rapaport News
T Mark
Chow Tai Fook Unveils In-House AI Grading Report
Chow Tai Fook is launching its own diamond certificates based on artificial intelligence, using a new grading scale featuring numbers instead of letters.The Chow Tai Fook AI Diamond Grading Certificate will be available for stones weighing...
Retail Nov 03, 2020 Rapaport News
GIA lab-grown diamond reports
GIA Unveils New Lab-Grown Reports
The Gemological Institute of America (GIA) has launched its new grading reports for lab-grown diamonds, offering an updated look and format.The new documents, branded “LGDR by GIA,” come in digital-only form and use specific...
Polished Markets Oct 15, 2020 Rapaport News
Polished diamonds
‘Grading’ Is Just for Natural Diamonds, Says CIBJO
Laboratories should reserve the term “grading report” for natural diamonds rather than lab-grown stones, the World Jewellery Confederation (CIBJO) has urged.Lab-grown diamonds lack the rarity that underpins the concept of grading,...
Polished Markets Oct 13, 2020 Rapaport News
Polished diamond in loupe
Diamond Grading Gets an International Standard
The International Standards Organization (ISO) has approved its first grading guidelines for polished diamonds in an effort to achieve consistency among laboratories.The new ISO 24106 specifies the terminology, classification and methods that labs...
Polished Markets Sep 24, 2020 Rapaport News
Sarine Files India Lawsuit 150
Sarine, Chinese Lab Debut Light-Performance Report
Sarine Technologies has partnered with China’s National Gemstone Testing Center (NGTC) to offer light-performance reports for a leading jewelry supplier in the region.The co-branded reports for high-end Chinese jewelry designer, manufacturer and wholesaler...
Retail Sep 16, 2020 Rapaport News
GIA podcast Aug 2020
GIA on Covid-19, Automation and Synthetics
The Gemological Institute of America is pressing ahead with projects that may transform diamond grading, CEO Susan Jacques said in an exclusive interview on the Rapaport Diamond Podcast.Despite the pandemic, the institute announced a collaboration with...
Polished Markets Sep 10, 2020 Joshua Freedman
GIA dossiers
GIA Considers Shutting Antwerp Lab
The Gemological Institute of America (GIA) plans to close or heavily scale back its Antwerp operations following a review of its business in the Belgian city.“Based on global and local market conditions and activity, and the impact...
Polished Markets Aug 30, 2020 Rapaport News
JD.com
Chinese Online Giant to Offer Verified GIA Reports
Technology provider Everledger has teamed up with the Gemological Institute of America (GIA) to verify diamond grading reports on e-commerce site JD.com, China’s largest retailer.Everledger will synchronize the GIA’s grading information to JD’s existing anti-counterfeiting...
Technology Aug 26, 2020 Rapaport News
Gems and Gemology natural all diamond ring
Natural All-Diamond Ring Is a GIA First
A ring made entirely of natural diamond has become the first of its type to reach the Gemological Institute of America (GIA) for evaluation.The 13.15-carat, fancy-dark-grey diamond originated from a rough stone weighing around 196 carats,...
Polished Markets Aug 20, 2020 Rapaport News
Tiffany diamond engagement ring
Tiffany to Share Full Provenance of Its Diamonds
Tiffany & Co. will give consumers full details of each diamond’s route from mine to jewelry, encompassing the rough’s origin as well as the locations of cutting, grading and setting.Beginning in October, the US retailer will share...
Retail Aug 19, 2020 Rapaport News
GIA grading
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 feature specific color and clarity grades. The organization, which currently only offers loose descriptions and grade...
Polished Markets Aug 12, 2020 Rapaport News
Polished diamonds.
India Extends Deadline for Duty-Free Reimports
The Indian government has granted diamond companies extra time to ship polished goods back to the country without incurring customs duty.At present, reimports are subject to the 7.5% levy once the diamonds have...
Polished Markets Jul 12, 2020 Rapaport News
GIA Scholarships
GIA to Unlock New York Lab
The Gemological Institute of America (GIA) is reopening its New York grading laboratory Monday following a three-month shutdown due to the coronavirus.“As restrictions are lifted and the global gem and jewelry industry begins to recover,...
Polished Markets Jun 25, 2020 Rapaport News
GIA report
GIA Reduces Services Across the World
The Gemological Institute of America (GIA) has closed most of its laboratories and educational centers due to the coronavirus.The laboratory at its headquarters in Carlsbad, California, has shut temporarily, as have grading facilities in Antwerp, Johannesburg, Mumbai,...
Polished Markets Mar 26, 2020 Rapaport News
Diamond Grading
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 a report in-house to support the needs of jewelers.The company this week introduced its eGrading innovation via a video...
Technology Mar 12, 2020 Avi Krawitz
HRD
Sarine Joins Race to Buy HRD Antwerp
Sarine Technologies has entered the running to acquire HRDAntwerp, according to two sources close to the sale process. The Israel-based diamond-technology company has registered its interest in buying the Belgian laboratory, as have two previous...
Polished Markets Dec 03, 2019 Joshua Freedman
HRD Antwerp
HRD Antwerp Receives Two Takeover Bids
The International Gemological Institute (IGI) and industry veteran Peter Meeus have put in rival bids to acquire HRD Antwerp.Meeus, HRD’s former managing director, lastweek submitted a proposal to buy at least 51% of the lab in partnership...
Financial-Legal Nov 06, 2019 Joshua Freedman
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