Choosing a diamond
Beauty, rarity & your budget
The four Cs, fluorescence and the small differences that can change the price.
Read the guideThe journal
Guides to diamonds, coloured stones and famous gems.
A world of colour
Six gemstones to fall for
From emerald green to sapphire blue: character, history and what to look for.
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Stones with a story
Extraordinary lives, in miniature
A royal case of mistaken identity, a remarkable blue diamond and a monumental sapphire.
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Meaning and symbolism
What gemstones represent
Passion, wisdom, renewal, constancy: the traditions behind ruby, sapphire, emerald and diamond, and the birthstones by month.
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Stones with a story
Diamonds that made history
The Cullinan, the Koh-i-Noor and the Regent, and what their journeys teach a buyer.
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Stones with a story
Coloured stones with a past
A spinel mistaken for a ruby, a sapphire that survived a heist and an emerald from a maharani's necklace.
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