Learn how to choose a diamond with this guide to the 4Cs: Cut, Colour, Clarity and Carat Weight. Understand natural and laboratory-grown diamonds, grading reports and how to make an informed purchase.
Explore Bangkok’s role in global coloured gemstone trading through Mahesak Road, Silom–Surawong, Yaowarat and Charoen Krung, where specialised business networks support Thailand’s gems and jewellery industry.
Discover how natural pink diamonds get their colour and how colour grade, carat weight, cut, clarity, provenance and laboratory reports influence their market value.
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