11/12/2025
• Joshua Freedman
Joshua Freedman observes the increasing acceptance of lab-created diamonds in fashion jewellery, pinpointing Signet Jewellers’ success as evidence of shifting consumer perceptions.
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10/12/2025
Seven years after the inaugural Great Diamond Debate, the diamond landscape is almost unrecognisable. Natural and laboratory-created stones now share a stage transformed by technology, shifting values, and new rules of engagement. In this edition, leading voices worldwide reveal how the story has evolved – and where it’s heading next!
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06/12/2019
• Martin Roscheisen
Predicting the future is harder than shaping it – but creating a sustainable future is paramount, which is why many couples around the world are now choosing sustainably created diamonds for one of the most precious moments of their lives: engagement.
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06/12/2019
A lot has happened since our first Great Diamond Debate - Round I. In the past 12-months, the continuing brouhaha concerning natural versus lab-grown diamonds has become complex, turning into a latter-day ‘land grab’ for the hearts and minds of consumers. Read updates from industry leaders around the world weigh in on the debate.
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05/12/2019
• Jimmy DeGroot
Jewellers need to take the lab-grown diamond market potential seriously. I’m not saying everyone must dive in with both feet selling lab-grown diamonds – and there is a great range of opinions on the subject.
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05/12/2019
• Jonathan Kendall
In this report I wish to reiterate how absolutely critical it is that all of us understand Gen Z and the implications that this enormous consumer group holds for our industry and individual businesses.
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05/12/2019
• Alan Bronstein
Of all the challenges to the diamond industry over the past four decades, today we are presented with the greatest rival to threaten natural diamond desire: synthetic diamonds.
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05/12/2019
• Mehul N. Shah
When it comes to the debate about synthetic diamonds, the Bharat Diamond Bourse (BDB) has one goal: to protect our 5,000 members and ensure buyers purchase natural diamonds.
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05/12/2019
• Marty Hurwitz
When MVI Marketing first started researching consumer awareness and acceptance of lab-grown diamonds in 2004, most people in the industry thought we were crazy.
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05/12/2019
• Sally Morrison
While the awareness of lab-grown diamonds may generally be increasing, confusion about the product obviously still exists.
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05/12/2019
• Garry Holloway
There is a popular theory that synthetic diamonds are killing the natural, mined diamond business. That’s fake news! The natural diamond industry is doing a better job at harming itself than the manufactured diamond industry could ever hope to do.
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05/12/2019
• Dror Yehuda
It’s a myth that, when faced with danger, ostriches bury their heads in the sand. In fact, they usually face the threat head on.
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05/12/2019
• Paul Zimnisky
When James Allen, the online subsidiary of US jewellery group Signet Jewelers, began offering man-made diamonds in May this year, the company added an additional tab to its search page: ‘Earth-created Diamonds’, alongside ‘Lab-created Diamonds’.
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05/12/2019
• Martin Rapaport
Synthetic diamonds are a fundamental threat to the natural diamond industry. They are not just a competitive product like gems, pearls or gold jewellery – they are a replacement product.
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05/12/2019
• Arabella Roden • Former editor
In the 12 months since Jeweller’s first Great Diamond Debate, there has been more upheaval in both the natural and lab-grown categories. ARABELLA RODEN explores the implications for retailers, consumers, and the wider diamond industry
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