Collection Rivière

Frieden Ltd. Creative Design
Obere Hauptgasse 37
3600 Thun  –  Switzerland

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Contact
+41 33 222 28 77 contact@frieden.ch

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Associations
SSEF Swiss Foundation for Gemstone Research
SSG Swiss Gemological Society
GIA Alumni – G.G. GIA (Graduate Gemologists)
UBOS Union of Swiss Jewellery and Goldsmiths