How resistant are the stones of your jewels? Can they be damaged easily? The hardness of gems is measured by the Mohs
MorePrecious and semi-precious stones in the great majority are heated at high temperatures. Or subjected to radiation. That’s why ♦ If precious
MoreRubies are one of the most loved gemstones for centuries and are the gem of the month of July. But few know
MoreWe thought it was a known story: instead the reason why a ruby is hidden in Roberto Coin’s jewels is not known
MoreHow much are the stones in your jewels worth? Raise your hand if you don’t have at least one jewel with colored
MoreHere is the most expensive ruby in the world: it is called Estrela de Fura and was sold in New York by
Morex Roop Chand Lunia. It may be that this name means nothing to you. Yet he is linked to the world of
MoreOne of the rarest and most valuable rubies ever is about to be auctioned by Sotheby’s. This is the gem extracted in
MoreBeware of false friends in jewelry. Or, better, don’t buy stones that have different values, but a similar appearance. Similar, but not
MoreHow to clean gold, diamonds and other precious stones? Here is a quick guide with what you need to know about how
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