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There comes a stage in every career when you stop judging an industry congress by the number of speeches delivered, resolutions adopted or photographs taken. Instead, you measure it by something far less tangible: the conversations that continue after the lights go down, the willingness to confront uncomfortable truths and whether people leave thinking differently from when they arrived.

Over the forty years in the gems and jewellery industry, I have attended my fair share of international gatherings. Some have been memorable, others quickly forgotten. The 41st World Diamond Congress in Singapore will stay with me, not because every challenge facing our industry was resolved, but because I sensed something that has been missing for a while – a renewed willingness to listen, to collaborate and, perhaps most importantly, to speak with one voice.

As a member of the organising committee, I had the privilege of seeing the Congress from both sides. There was, of course, the satisfaction of watching months of planning come together. But once the opening ceremony was over, my attention shifted away from logistics and towards the people in the room. The conversations over coffee, the debates that continued long after the formal sessions had ended, and the countless chance encounters in the corridors often told me far more than the presentations themselves.

Those conversations left me feeling quietly optimistic — not because the natural diamond industry has found easy answers; it hasn't. Rather, because it is finally asking itself the right questions.

One thought stayed with me throughout the week. We have become exceptionally good at talking to one another. We discuss mining, manufacturing, grading, traceability, disclosure and compliance with great expertise because these are the mechanics of our business. Consumers, however, are less interested in mechanics than meaning. They want confidence, authenticity, transparency and, above all, a story that resonates emotionally.

They want to know why a natural diamond is unique. They want confidence in what they are buying. They want authenticity, transparency and a story that resonates with them emotionally. The irony is that no luxury product has a more remarkable story than a natural diamond. Billions of years in the making, shaped by nature, transformed by skilled hands and ultimately entrusted to mark life's most important moments. That story exists. Our challenge is telling it more effectively.

In many ways, the Congress reflected exactly that challenge.

Among the panels, one of the most thought-provoking sessions explored the role of technology in strengthening consumer confidence. During the fireside discussion on Identifying your Diamonds with AI & Nanoparticles, Dr Daniel Nyfeler of Gübelin Gem Lab examined how artificial intelligence, advanced identification and provenance technologies are becoming practical tools to reinforce trust throughout the supply chain. The message was not that technology replaces expertise or relationships. Rather, it provides additional reassurance in a world where transparency has become an expectation rather than a competitive advantage.

Another fireside conversation, The Unsolved Mystery of Colour in Diamonds, featuring Janak Mistry, Roy Safit and Raymond Simpson, moved in an entirely different direction, yet arrived at a surprisingly similar destination. The discussion centred on fancy colour diamonds, their rarity and enduring fascination, but it also highlighted something our industry occasionally overlooks. Consumers rarely fall in love with specifications. They fall in love with stories. Fancy colour diamonds have always captivated collectors because every exceptional stone has its own personality and journey.

The final fireside session, with Dr Usha R. Balakrishnan on Golconda and Ancient Diamonds, was a fitting conclusion. Amid discussions about artificial intelligence, innovation and the future, we were reminded that ours is also an industry rooted in history. Long before laboratories, grading reports or digital traceability, natural diamonds shaped civilisations, adorned royalty and inspired generations. Looking ahead is essential, but we should never lose sight of where our story began. Heritage remains one of the natural diamond's greatest strengths, and it is something no technology can replicate.

What struck me was that, although the discussions approached the industry from very different directions, they all arrived at the same place – consumer confidence. That same thinking was reflected in the Congress's closing message. The phrase "Thanks to Diamonds" was coined to capture something our industry too often forgets to articulate: that natural diamonds have contributed positively to countless societies over centuries — from supporting livelihoods and communities in producing countries to marking humanity's most significant personal milestones. It is a simple slogan, but an important reminder that we should not merely defend natural diamonds; we should be telling the broader story of the value they have created.

Whether the conversation centred on technology, rarity or history, the underlying message was remarkably consistent. Our future will not be determined solely by what we mine, manufacture or trade. It will be determined by how successfully we communicate the enduring value of natural diamonds to the people who choose to wear them.

Another aspect of the Congress that left a lasting impression was the confident voice of producing countries.

The presence of Angola's Secretary of State for Mineral Resources, Hon Dr Jânio da Rosa Corrêa Victor, and Botswana's Minister of Minerals and Energy, Hon Bogolo Joy Kenewendo, added genuine weight to the discussions. Both were polished, articulate and unapologetic in making the case that producing nations deserve a greater role in shaping the industry's future. I did not see this as confrontation. I saw it as a natural evolution.

Natural diamonds begin in producing countries. Their perspectives should not simply be heard; they should help shape the conversation. A stronger partnership between producing nations, manufacturers, traders and retailers can only strengthen the integrity and long-term sustainability of our industry.

Equally encouraging was the renewed spirit of cooperation between the World Federation of Diamond Bourses (WFDB) and the International Diamond Manufacturers Association (IDMA). Those of us who have spent many years in this business know that organisations do not always agree on every issue. Nor should they. Healthy debate is part of progress. Yet there was a genuine sense that both organisations recognise the importance of presenting a more collaborative industry at a time when presenting a united voice has never been more important. I sincerely hope that spirit continues long after Singapore.

One symbolic moment that particularly resonated with me was the passing of the leadership baton to Asia - a recognition of how our industry continues to evolve. Asia has long been central to manufacturing, trading and innovation, while its influence as a consumer market continues to grow. The Congress simply acknowledged the reality of an increasingly interconnected and globally balanced diamond industry.

The sense of confidence was also reflected in Rex Guo’s presentation of the SG60 Diamond, a reminder that craftsmanship, creativity and national pride continue to inspire our industry, and that innovation need not come at the expense of tradition.

No reflection on today's diamond industry would be complete without acknowledging synthetic (laboratory-grown) diamonds. They are now an established category within the jewellery market and should always be described accurately, transparently and in accordance with internationally accepted nomenclature. However, I remain convinced that the future of natural diamonds should never depend on criticising another product. It depends on explaining our own with greater confidence, greater clarity and greater consistency.

Singapore itself proved to be an inspired choice of host city. Efficient without being clinical and sophisticated without being ostentatious, it provided exactly the environment an international congress requires. Every delegate I spoke with praised the organisation, hospitality and attention to detail.

The Charity Gala Dinner at Flower Field Hall, Gardens by the Bay was a spectacular showcase of Singapore's warmth and hospitality, while the Closing Gala at the Singapore Oceanarium – Ocean Gallery at Resorts World Sentosa provided a memorable finale. I've attended more gala dinners than I care to remember over the years, yet these were different. They were not simply impressive venues; they created the atmosphere for friendships to be renewed, new relationships to be forged and conversations to continue well beyond the formal programme.

As delegates departed Singapore, I found myself reflecting less on the resolutions than on the conversations they had sparked — old friendships renewed, younger professionals bringing fresh ideas, producing countries assuming a stronger voice and organisations rediscovering common purpose. Above all, I reflected on an industry that still possesses one of the most extraordinary stories any luxury product can tell.

Whether Singapore proves to be a turning point remains for history to decide. What it undoubtedly achieved was to start the right conversations. If we leave remembering only the speeches, we will have missed its greatest contribution. But if we leave determined to speak less to ourselves and far more to consumers — telling the extraordinary story of natural diamonds with confidence, honesty and unity — then Singapore will be remembered for something far more enduring than hosting a successful congress. It will have reminded us why our industry still matters. And that is a conversation long overdue.

For more information about the World Diamond Congress, go to www.worlddiamondcongress.com