How hard are jewelry stones?

How resistant are the stones of your jewels? Can they be damaged easily? The hardness of gems is measured by the Mohs scale. The name derives from the German scientist Friedrich Mohs, who conceived it in 1812. The Mohs scale assigns a grade from

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Everything about tourmaline

Everything you need to know about tourmaline, increasingly fashionable in jewelry ♦ You may have noticed it: for some years now tourmaline,

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All about turquoise

The turquoise, stone of the month of December. Find out why turquoise can be easily altered and how to clean and store

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All About topaz

All about topaz, one of the most mysterious stones. It is also the stone of the month of November ♦ It is

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Six Désir for Tissot

Tissot, a watch brand of the Swatch Group, presents Désir, six models that feature interesting details, such as the cabochon crown in

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Cigars and new Hublot watches

Watches and cigars. Hublot celebrated the unprecedented marriage at the Arturo Fuente Cigar Factory in Santiago de los Caballeros, Dominican Republic, where

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