The 1st ‘C’ – Colour

Since colour is the most important factor when considering the purchase of coloured gemstones, now you’ll gain an in-depth understanding of the different aspects of Colour that are crucial in determining their values. You will learn how to accurately evaluate the Hue, Tone, Saturation, and Evenness of Colour, and how to use this knowledge to your advantage when making your gem purchases.  

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