Fancy colour diamonds come in almost any colour you can imagine. Red, green, purple and orange are generally the rarest, followed by pink and blue. Yellows and browns are the most common fancy colours, but they’re generally less valuable than the rarer colours.
Read MoreLearn about fancy colour diamond's durability and how to care for your fancy-coloured diamond jewellery.
Read MoreThis article describes what is known about the Wittelsbach Blue since it was first reported in 1666, and the gemmological information released to date on this diamond.
Read MoreWith the use of modern tools and technology, this article sheds light on the history and provenance of both the French Blue and the Hope diamonds.
Read MoreThis article, from the Autumn 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.
Read MoreThe diamond industry has been buffeted by extreme price volatility during the last decade, unlike any encountered since the Great Depression of the 1930s.
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