For over seventy years, the 4Cs of diamond grading—Cut, Colour, Clarity, and Carat—were the backbone of the industry. They provided a much-needed structure, turning a subjective trade into a standardized global language. The universal diamond language. But as we move through 2026, I observe a troubling shift. What was once a professional framework has been exploited by social media "experts" diminishing its significance. The Rise of the "Social Expert" in Diamond Buying Across social media, there has been a rise in self-described sourcing ‘experts’. They use the 4Cs to market...
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For over a century, the diamond industry was tactile, brick-and-mortar. To buy a diamond, you trusted no one but your “family jeweller” — much like a family doctor. You were entirely dependent on the word of your family jeweller, and paper certificates were rarely visible, much less part of the conversation. Fast forward to 2026... The trade has quietly shifted from countertops to laptops. We have moved from physical inventory to global digital inventory networks. Today, a buyer in Toronto can evaluate a diamond sitting in a vault in Mumbai...
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Published in the Jewellery Business magazine | February 2026 Everyone loves a gemstone that sparkles with brilliance and colour. Yet, most mined or synthetic gems do not reveal this beauty in their natural state. Rough stones are often dull, cloudy, or fragile, requiring not only cutting, faceting, and polishing but also treatments that captivate the eye and imagination. From enhancing colour to improving clarity and even strengthening a gem’s structure, treatments have become widely accepted and an important part of the jewellery world. They allow more people access to beautiful...
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