Tag Archives: synthetic diamonds

Natural diamonds trump synthetic copies for transparency, claims Forevermark

Responsible diamond jewellery brand Forevermark believes that mining is more transparent than laboratory-manufactured diamonds as a result of regulation. Forevermark, which is part of the De Beers group, specialises in responsibly-sourced diamonds that can be tracked from mine to store. This week marks the launch of Positive Week, an initiative run by Positive Luxury designed

IIDGR launches world-first synthetic diamond detection course

The International Institute of Diamond Grading & Research (IIDGR), part of De Beers Group, has announced the launch of a world-first Synthetic Diamond Detection training course. The two-day lab-based course will be unveiled in the US towards the end of the JCK trade show in Las Vegas, and in India at the IIDGR Facility in

GIA discovers largest CVD synthetic diamond to date

The Gemological Institute of America (GIA) has recently tested a CVD-grown synthetic diamond that weighed over 5 carats. The GIA reports that this marks a significant milestone. Chemical vapor deposition (CVD) technology has accelerated over the last several years, and the rapidly improving techniques have produced large, high-quality near-colourless and colourless synthetic diamonds. Two samples over

IIDGR to launch new synthetic diamond detection technology

The International Institute of Diamond Grading & Research (IIDGR), part of The De Beers Group of Companies, will unveil the latest addition to its suite of synthetic detection technology at the forthcoming Hong Kong Jewellery & Gem Fair between September 14-18 2016. The new instrument, PhosView™, is a compact, self-contained screening device designed to allow

More synthetic diamonds soon to be introduced into the jewellery industry, says GIA

Researchers from the Gemological Institute of America (GIA) anticipate a surge in large high-pressure, high-temperature (HPHT) synthetic diamonds to be introduced into the jewellery industry.  This follows a visit in early March 2016, where the researchers visited a diamond factory in China and obtained 50 crystals ranging from 0.5 to 1.2 carats. “All of the crystals – which were

GIA investigates a fraudulent use of its certificates

The Gemological Institute of America (GIA) is investing the fraudulent use of GIA certificates following the revelation that a New Delhi based company has been selling synthetic diamonds allegedly with a genuine GIA diamond report. The World Federation of Diamond Bourses (WFDB) was informed that a vendor on the world’s leading online global wholesale trading platform,

Element Six begins patent infringement litigation against IIa Technologies

De Beers’ Group synthetic diamond company, Element Six, has today begun legal action in Singapore against IIa Technologies Pte. Ltd alleging infringement of its patents concerning synthetic diamond material. Element Six believes that certain parts of its patents for proprietary synthetic diamond products and their method of manufacture have been infringed (in particular Singapore patent

WFDB president responds to synthetic diamond trading ban

World Federation of Diamond Bourses (WFDB) president Ernie Blom has responded to the decision of the Bharat Diamond Bourse (BDB) to ban the trading of synthetic/ laboratory-created diamonds on Thursday (October 1). Read Ernie Blom’s full statement here: “Each of our member bourses, of course, has full decision-making power regarding which types of diamonds can

Russian company produces 5ct synthetic diamond

New Diamond Technology claims to have produced largest man-made gem. A Russian lab-grown diamond manufacturer is claiming to have produced a 5.11ct diamond, described as the largest man-made near colourless stone ever produced. According to a report by JCK, New Diamond Technology says the unenhanced radiant-cut type IIA diamond, produced by the high-pressure, high temperature