Buying, sorting, and servicing diamonds and colored stones. Supplying certified white diamonds (GIA, HRD, IGI) and natural fancy colored diamonds. Cutting and recutting diamonds. Distributing diamonds and precious stones to jewelers and workshops.
B
CSR Analysis score
The organization is among the top 20% of most committed organizations, excluding the top 5%, among comparable organizations.
EmpCo Directive — September 27, 2026
We analyzed the websites of over 250,000 companies, including Diamprest's, to extract CSR initiatives and communications containing risky environmental claims.
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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: September 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Arba Lapidaire
B
Cutting and trading of high-quality gemstones, including rigorous selection and polishing services.
Gemfrance
B
Sale of precious stones, semi-precious stones, and collectible gemstones for jewelry making or collection.
Garaude
A
Sale of precious stones and gemstones, including rubies, sapphires, emeralds, spinels, and other stones.
Initiatives identified among leaders
Adhésion au Responsible Jewelry Council pour respecter droits humains
“Garaude s’engage à respecter les droits de l’homme...” - GaraudeRespect du Processus Kimberley pour éviter les diamants de conflit
“Arba Lapidaire s'engage à respecter et promouvoir ...” - Arba LapidaireAdhésion au Responsible Jewelry Council pour respecter droits humains
“Garaude s’engage à respecter les droits de l’homme...” - Garaude48% of similar organizations communicate on CSR issues
+200 initiatives collected from 50 similar organizations
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