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Close-up of a diamond engagement ring with a round centre stone on a beige velvet display box, set against a soft neutral background.

Diamond Colour Grades: Understanding Colour (UK...

Colour is one of the key factors that affects the appearance and value of a diamond. In the UK and worldwide, gemmologists use a colour grading scale from D (colourless)...

Diamond Colour Grades: Understanding Colour (UK...

Colour is one of the key factors that affects the appearance and value of a diamond. In the UK and worldwide, gemmologists use a colour grading scale from D (colourless)...