The Coloured Gemstones Working Group is committed to a transparent, responsible and vibrant jewellery industry.

Credit: TDI Sustainability

Credit: TDI Sustainability

Supply Chain Due Diligence Resources

Guidance Documents

Templates

Supply chain due diligence policy
Supply chain risk assessment procedure

External Resources

OECD Due Diligence Guidance for Responsible Supply Chains of Minerals and Metals from Conflict-Affected and High-Risk Areas

European Partnership for Responsible Minerals

European Union Due Diligence Ready! platform