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Publication
Not everyone knows that the color "London blue" is not natural for Topaz
Surface staining with color dye in order to improve the external characteristics of the color of the diamond.
From September 7, 2018 to January 13, 2019, the Moscow Kremlin Museums together with the Jewelry House "BVLGARI" hold an exhibition of jewelry.
In one jewelry product can be assigned to several types of diamonds...
#gemology #diamond #examination
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