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HRD jewelry grading report.
HRD Shuts Equipment Unit in Reorganization
HRD Antwerp has closed its equipment division, effective June 9, as part of a restructuring of the Belgian grading laboratory.The organization will increase its focus on its grading and education services, CEO Ellen Joncheere said in a statement...
Technology Jun 10, 2020 Rapaport News
DPA synthetics detectors study Mar 2019
DPA Puts Synthetics Detectors to the Test
A synthetics detector costing less than $7,000 is one of only two machines that conclusively identified 100% of lab-grown diamonds in a recent industry-widestudy.Yehuda’s Sherlock Holmes, priced at $6,495, correctlyspotted all synthetic diamonds in a “deliberately challenging” sample,according to a report...
Technology Mar 05, 2019 Rapaport News
OGI Titantium
GIA’s New Synthesis Lab to Use OGI’s Laser-Cutting System
The GIA will install OGI Systems’s laser-cutting system in the lab’s new U.S. diamond synthesis facility, the diamond technology company said.OGI says the Titanium 5X, a sawing system for hard materials, will...
Technology Sep 08, 2015 Rapaport News
detection
Press Release: GJEPC, IDI Inaugurate Diamond Detection Center
Press Release: The Gem & Jewellery Export Promotion Council (GJEPC) along with the Indian Diamond Institute (IDI) launched the Diamond Detection and Resource Center (DDRC) on April 3, 2015 at the Indian Diamond...
Technology Apr 06, 2015 GJEPC
tache
Tache Announces Arrival of Automated Melee Screening Device
Press Release: Taché announced to all of its clients and partners that the long-awaited automated melee screening device from De Beers has arrived at its office in Paris. The screening device is designed to verify the authenticity...
Polished Markets Jul 17, 2014 Tache
synthetic diamonds
AG&J Comments on Synthetic Diamonds and Identification
Press Release: At AG&J, we are deeply involved in research and development in the area of synthetic diamonds. Our work stretches from development of production systems and treatments to detection and identification methods. Since our team represents...
Gemstones Mar 11, 2014 AG&J
Philippe Mellier
De Beers Tells Sightholders That Ignorance on Synthetics is No Excuse
De Beers Group's CEO, Philippe Mellier, reminded sightholders this week that a consumer’s desire for diamonds is the only source of value for the diamond and jewelry industry. Therefore, De Beers view of synthetic diamonds remains...
Gemstones Nov 14, 2013 Jeff Miller
synthetic diamonds
AG&J Alerts Trade to Synthetics Being Sold as Natural Type IIa Browns
Press Release: The New York-based gemological lab Analytical Gemology & Jewelry (AG&J) warned the trade of new, harder-to-detect chemical vapor deposition (CVD) diamonds being sold as natural, type IIa brown stones. A batch...
Gemstones Aug 08, 2013 AG&J
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