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Certifications

    Kaleas kosmima store can guarantee the diamonds’ quality because of its multi-year experience and knowledge of gemstones and also with the help of the most credible control carriers on diamonds such as the Gemological Institute of America (GIA) and the International Gemological Institute (IGI).


    At the same time it takes care of the meticulous check of the raw materials and the alloys with the use of XRF (analysis of gold alloys with the use of the x-ray fluorescence method). In addition most of our partnerships have international quality management marks such as ISO TUV and Emagold which are recognized.