Grading assesses quality. Appraisal assigns value. They are not the same thing, and knowing the difference protects you whether you are buying, selling or insuring a diamond.
Diamond Guide
Expert guides on diamonds — the 4Cs, grading, appraisal and how to buy diamonds in Bangkok from Jay Gems.
The diamond tennis bracelet is one of the most enduring pieces in fine jewellery. This guide covers settings, carat weights, metals and what to look for when buying.
The 4Cs — cut, colour, clarity and carat — determine everything about a diamond’s quality and price. Here is what each one means and how to prioritise them when choosing your stone.