Journal — Gemstone Education

The One Thing Everyone Gets Wrong About Lab-Grown Diamonds: Understanding GIA’s New Certification  Laboratory-grown diamonds are often accompanied by questions around certification and grading, particularly as gemological practices continue to evolve. With one of the world’s most respected authorities, the Gemological Institute of America (GIA), recently updating their approach to assessing lab-grown stones, we want to guide you through this new reporting system, explain what you can expect to see on your certification, and what this all means for your heirloom piece. Please note that at TMC Fine Jewellers, the most of our precious gemstones are certified by t he...

Your Guide to Moissanite Faceting Types At TMC Fine Jewellers, we have proudly pioneered the jewellery industry with our own Signature Range of moissanites: The Moissanite Company Signature Moissanite. With expert growth and gem-cutting technologies at the core of  our practices, Our Signature Moissanite is grown and cut to the exacting standards set by TMC Fine Jewellers to create the most diamond-like alternative, in terms of quality and appearance. What can make moissanite truly exceptional, however, is the ability to personalise your gemstone through faceting. Faceting types are one of the many elements that give your moissanite engagement ring its...

Our Coloured Lab-Grown Diamonds For those seeking something beyond a traditional white diamond, our coloured lab-grown diamonds have a distinctive beauty and depth to them - as one of a kind as their mined counterparts. At TMC Fine Jewellers, we offer an exquisite range of champagne, pink, yellow, green, blue, red, grey and black coloured lab-grown diamonds. This range is hand selected by our Chief Gemstone Expert, alongside our Co-Founder, to ensure you are receiving the highest quality gemstone for your heirloom piece. Grading Fancy Coloured Diamonds The International Gemological Institute (IGI) grades fancy coloured diamonds using a three-part system:...

Why Choose The Moissanite Company Signature Moissanite? Before we were TMC Fine Jewellers, we were The Moissanite Company, a brand born from the desire to create something different: jewellery that was bespoke, ethical, and within reach. Our journey began with moissanite. It was the gemstone that captured our hearts and became the cornerstone of everything we stood for, your dream ring without compromise. Today, as TMC Fine Jewellers, we continue to honour that legacy of our beginning, through The Moissanite Company Signature Moissanite, the highest quality moissanite, crafted to exacting standards and rooted in the same principles that guided our...