12/12/2025
• Garry Holloway
Garry Holloway champions the cause of improved consumer confidence in natural diamonds by advocating for honest and transparent diamond grading reports, directly addressing the flaws he sees in the current grading system.
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12/12/2025
• Gaetano Cavalieri
Gaetano Cavalieri affirms that CIBJO’s primary mission is to guarantee the industry’s operations are conducted with complete transparency, ensuring all products are described with accuracy and without ambiguity.
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12/12/2025
• Daniel Nyfeler
Suggesting a shift in perspective, Daniel Nyfeler proposes that the industry should embrace the individuality conveyed by inclusions, as the traditional narrative of diamond perfection has lost some of its appeal.
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11/12/2025
• Tom Chatham
Drawing a compelling historical parallel, Tom Chatham equates the diamond industry’s evolution to the natural ice trade’s trajectory, suggesting that efficient and cost-effective products are destined to prevail.
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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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11/12/2025
• Samuel Ord
Signifying a change in how we perceive reality and value, Samuel Ord analyses how lab-grown diamonds are shifting perceptions and the value we place on diamonds.
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10/12/2025
• Robert Bouquet
Emphasising the critical need for market stabilisation, Robert Bouquet discusses the multifaceted challenges confronting the natural diamond industry, including the growing impact of lab-created diamonds, oversupply issues, and consistently weak prices.
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10/12/2025
• Marty Hurwitz
Marty Hurwitz draws attention to the significant shifts occurring in jewellery retail, noting the marked increase in demand for custom-made pieces using lab-created diamonds, particularly amongst younger generations.
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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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10/12/2025
• Ian Dun
Protecting consumers through education and accurate identification, Ian Dun emphasizes the Gemmological Association of Australia’s commitment to distinguishing between natural and synthetic diamonds.
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10/12/2025
• Gemological Institute of America (GIA)
Reflecting changes in the market, the GIA (Gemological Institute of America) has updated its diamond reports.
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10/12/2025
• Feriel Zerouki
Elevating natural diamonds as symbols of both authenticity and responsible sourcing, Feriel Zerouki draws a distinct contrast with lab-created diamonds and what she sees as their potentially misleading marketing tactics.
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10/12/2025
• Martin Roscheisen
Consumers are increasingly opting for lab-created diamonds, a superior product driven by affordability, technological advancements and changing consumer attitudes, asserts Martin Roscheisen.
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09/12/2025
• Sally Morrison
Sally Morrison stresses the crucial roles of trust and transparency within the diamond industry, especially concerning lab-created diamonds, while also showcasing De Beers’ initiatives designed to bolster consumer confidence in natural diamonds.
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09/12/2025
• Paul Zimnisky
For enhanced consumer confidence and to clearly differentiate natural stones, Paul Zimnisky makes a compelling argument for physically marking natural diamonds as a definitive form of authentication.
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