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Prof.-Schlossmacher-Stra├če1
D-55743 Idar-Oberstein
Germany

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Telefon: +49-6781-5084-14
Telefax: +49-6781-5084-19

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E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
www.dsef.de

European Gemmological Symposium 2019

European Gemmological Symposium 2019 Idar-Oberstein