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Meet Astrid
Gemmologist & Jewellery Expert
Astrid Bosshard is a certified goldsmith, qualified gemmologist, and jewellery valuer with more than 40 years of experience in the jewellery industry.
Her career has spanned goldsmith workshops, international auction houses, gemmological education, and bespoke jewellery design, combining traditional craftsmanship with specialist expertise.
Based in Zurich, she works with private clients, collectors, and professionals seeking trusted advice on jewellery, gemstones, luxury watches, and valuations.

Jewellery expertise, tailored for you
Contact us to discuss your project or request a professional valuation.
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