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DPA
DPA Grades Scanners for Synthetic Melee
An official industry-wide project to test lab-grown detectors has expanded its efforts to melee, a segment of the market highly prone to undisclosed synthetics.The Assure program — an initiative of the Diamond Producers Association (DPA) and Signet Jewelers —reviewed...
Polished Markets Aug 06, 2019 Joshua Freedman
Stuller 150
GIA Opens Synthetics-Testing Center Inside Stuller
The Gemological Institute of America (GIA) has launched amelee-screening center on the premises of diamond supplier Stuller, enablingthe jeweler to verify the natural origin of its stones.The arrangement allows Stuller to sell its natural diamondsto retail...
Technology Apr 18, 2018 Joshua Freedman
Alrosa Diamond Inspector
Alrosa Scanner Takes Stab at Synthetics
Alrosa has launched a device that can identify both syntheticdiamonds and other imitations, the miner said Wednesday. The Alrosa Diamond Inspector analyzes individual stones, aswell as mounted jewelry, and can distinguish natural...
Technology Mar 22, 2018 Rapaport News
Susan Jacques
GIA Launches Synthetics Detector for Jewelry
The Gemological Institute of America (GIA) has unveiled anew machine for identifying synthetic diamonds, including stones that have beenmounted in jewelry.Using advanced spectroscopic technology, the machine canpinpoint natural, untreated diamonds above approximately...
Technology Apr 18, 2017 Rapaport News
Alrosa synthetics detector
ALROSA to Unveil Synthetics Detector
ALROSA will launch its synthetic-diamond detector in May atthe Mediterranean Gemmological and Jewellery Conference in Syracuse, Italy.The portable machine screens loose polished diamonds andjewelry, identifying synthetics as well as treated stones or simulants. Three gemologists,...
Technology Mar 06, 2017 Rapaport News
Tom Moses GIA
GIA to Launch Synthetic Testing Service for Melee
The Gemological Institute of America (GIA) is piloting aservice to sift out synthetics and treated diamonds from melee.The GIA Melee Analysis Service will “rapidly and accurately”analyze and sort stones measuring 1.1 millimeters to 3.8...
Technology May 29, 2016 Rapaport News
lafonn
Click to play
Rhonda Faber Green for Lafonn Debuts at JCK
Lafonn launched the Rhonda Faber Green Collection at JCK Vegas 2012. The collection features original designs, fashion-forward and lifestyle jewelry that doesn't compete at all with natural diamonds, said Mark Seelig, the...
Manufacturing Jun 02, 2012 Rapaport News
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