Manufacturing of jewelry and metal accessories (gold, silver, gold-plated) as well as costume jewelry (brass, bronze, pewter). Integrated production including design, prototyping, casting, finishing, and packaging. Collaboration with fashion houses, retail, and independent creators.
A
CSR Analysis score
The organization is among the top 5% of organizations with the most committed CSR positioning, among comparable organizations.
EmpCo Directive — September 27, 2026
We analyzed the websites of over 250,000 companies, including Gonthiez Frères's, to extract CSR initiatives and communications containing risky environmental claims.
Greenwashing risk score + your position within your sector
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Total organizations analyzedAnalysis by axis
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Methodology: Score calculated according to 6 CSR themes (Carbon, Biodiversity, Circular Economy, Sustainable Investments, Governance, Social Impact)
Sources: Public data, CSR reports, documented initiatives, official databases
Last update: June 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
tgn 409
B
Design, manufacturing, and production of jewelry, including 3D design, lost-wax casting, precision machining, setting, and laser engraving.
Gemstar Brands
B
Manufacturing and distribution of jewelry in steel, silver, and gold-plated materials. The company offers a generic collection and five distinct brands, focusing on quality and design.
Diadème Group
B
Design, manufacturing, and distribution of jewelry, watches, and fashion accessories. Targets jewelers, watchmakers, and various retail channels.
Initiatives identified among leaders
Publication des résultats du bilan carbone sur le site ADEME.
“Gemstar Brands a publié les résultats de son bilan...” - Gemstar BrandsPublication des résultats du bilan carbone sur le site ADEME.
“Gemstar Brands a publié les résultats de son bilan...” - Gemstar BrandsIntégration RSE dans stratégie avec code de conduite et inspections fournisseurs
“Diadème Group intègre la responsabilité sociétale ...” - Diadème Group38% of similar organizations communicate on CSR issues
+70 initiatives collected from 50 similar organizations
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