Our approach to reporting

Our Sustainability Report concisely outlines our performance on our sustainability journey. We encourage our stakeholders to read this report with the Group's Annual Report and Accounts 2021 and Our Approach to Climate Change report.

Gem Diamonds is a constituent of the FTSE4Good Index Series

We transparently and succinctly report on our material matters, guided by the Global Reporting Initiative (GRI) Standards. This year we implemented the recommendations of the Task force for Climate-related Financial Disclosures (TCFD) in our reporting. We also adhere to the International Finance Corporation Environmental, Health and Safety (IFC EHS) Guidelines and the Equator Principles as well as applicable standards of the International Organization for Standardization (ISO).

Scope and boundary

Our Sustainability Report covers operations managed by the Group in 2021. The positive and negative impacts of all material matters are presented in themes outlined in the material matters section . Each material matter could change our existing environmental, economic and social context.


Data in this report is based on our continuous monitoring of selected performance criteria, mainly using the GRI Standards, IFC EHS Guidelines and Equator Principles.

Data is reported to the Group at monthly, quarterly and annual intervals, showing trends for three years unless the information is unavailable.

Although the data in this report is not independently verified, it was endorsed by our annual internal quality control processes as well as external safety, health, legal and environmental system audits.

Terms used in this report  
Gem Diamonds, the Group or the Company All companies in the Gem Diamonds Group
The company/operation The relevant company (for example, Letšeng)
Letšeng The Letšeng mine in the Kingdom of Lesotho (Letšeng Diamonds)
Ghaghoo The Ghaghoo mine in the Republic of Botswana (Gem Diamonds Botswana)