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Come to where the knowledge is! Deutsche Gemmologische Gesellschaft eV (German Gemmological Association)

DG3 Diamond Grading III

Course prerequisite

Course DG1 + DG2

Contents of the course

Identification of imitations, identification of synthetic and treated stones, practical grading, grading of coloured diamonds.


Date 2024

  • 25.11.-29.11.2024

Fee: EUR 670.00


Date 2025

  • 24.11.-28.11.2025

Fee: EUR 700.00

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