By boiling, the polished diamond is cleaned of all the soiling that accumulates on its surfaces during the manufacturing process. Special equipment – effective and absolutely environmentally safe – is used for this purpose. After this operation it becomes possible to perform accurate sorting and final grading of the polished diamonds.

Галерея

KRISTALL PRODUCTION CORPORATION

2 Shkadov Street, Smolensk, 214031, Russian Federation  

Tel.: +7 4812 20 01 00 / Fax: +7 4812 20 70 00

kristall@kristallsmolensk.com

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