01/05/2017
• Talia Paz • Staff Journalist
The Gemological Institute of America (GIA) has introduced a testing device that is capable of separating natural diamonds from suspected synthetics regardless of whether the stone is loose or set in jewellery.
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16/06/2015
• Stephanie Chan • Staff Journalist
The director of EGL USA, a laboratory that was affected by the European Gemological Laboratories over-grading controversy, is offering a new gemmological grading service to the international market.
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12/05/2015
• Stephanie Chan • Staff Journalist
An internationally renowned gemmologist will visit Australia later this month to tour the nation’s gem fields and present his latest series of gemmology videos.
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12/08/2014
• Emily Mobbs • Former Editor
The schedule for educational activities set to take place during the Sydney jewellery fair has been released, and it appears visitors will be given many opportunities to gain valuable business advice.
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30/01/2012
• Aaron Weinman
The “world’s largest cut emerald” failed to find a bidder after its owner was charged with fraud and doubts were raised over the gem’s authenticity.
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24/01/2012
• Aaron Weinman
The “world’s largest cut emerald” is to be auctioned this week in Canada but there are doubts about its value.
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08/11/2011
• Aaron Weinman
A Queensland-based jewellery valuer as won an international award for its website.
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09/08/2011
• Aaron Weinman
With the International Jewellery Fair in Sydney a little over two weeks away most of the plans and activities have been set.
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14/06/2011
• Sonia Nair
Brisbane-based gem company Opal Horizon has launched a comprehensive quantifiable opal grading system as the first step in a global marketing effort to restore confidence in the gemstone.
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18/06/2010
A con artist who sold thousands of dollars of fake gems and jewellery on eBay has received a lengthy jail sentence for his crimes.
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07/06/2010
The GAA will restructure its organisation and establish a national
headquarters in a move designed to improve trade education in Australia.
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10/05/2010
A large, international diamond grading laboratory, set to enter the
Australian market, will need to meet a range of requirements before it
gains Australia’s support.
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29/03/2010
The world’s largest miner of tanzanite says escalating demand has pushed up the price per carat, but how will this affect Australia?
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08/03/2010
A global method of coloured gemstone treatment disclosure has been agreed to by the world’s top governing bodies.
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