Sustainability

Sustainability

Progress through transparency.

Sustainability at Richold is a process of understanding our impact, strengthening our practices and measuring progress over time. Across our operations and supply chain, we are working to advance environmental stewardship, responsible business conduct and positive social outcomes.

2025 · Our baseline year

Polished diamonds set along a branch of green leaves
Nature & craft · Richold

01 — Our focus

Our focus.

Governance & resilience

Accountability and long-term responsible growth

Integrity from mine to market

Responsible sourcing, traceability & due diligence

Thriving planet

Climate, energy, resources & nature

People & communities

Fair, safe & inclusive workplaces and positive social impact

02 — Planet

Understanding our footprint.

2025 established Richold’s first Group-wide climate baseline, giving us a measurable foundation from which to strengthen environmental performance over time.

Alpine reservoir and dam in the Swiss mountains
Switzerland · Sri Lanka · India

3,092

tCO₂e

2025 Group-wide Scope 1–3 GHG baseline

93%

Scope 3

of our measured GHG emissions are Scope 3

2025 · Switzerland · Sri Lanka · India

Climate · Energy · Water · Waste · Biodiversity

From baseline to reduction

Building on our 2025 baseline, we are developing a quantified emissions-reduction roadmap and working towards alignment with the Science Based Targets initiative (SBTi) 1.5°C pathway.

03 — People & communities

People behind the progress.

We seek to create safe, fair and inclusive workplaces where people can develop, contribute and build long-term careers.

Our responsibility extends beyond the workplace through long-term community support and social-impact initiatives.

Richold manufacturing team walking together outside the facility
NISOL Diamonds · Sri Lanka

76%

Women in our Group workforce

47%

Women in management

5,222

Training hours delivered in 2025

Well-being · Inclusion · Development

04 — Integrity from mine to market

Integrity beyond the stone.

Responsible sourcing, due diligence and traceability are embedded throughout our diamond supply chain, strengthening visibility and accountability from origin to delivery.

05 — Accountability & progress

The next phase.

01Climate

From baseline to reduction.

Developing our quantified emissions-reduction roadmap and working towards SBTi 1.5°C alignment.

02Fair remuneration

Advancing our Living Wage roadmap.

Strengthening the assessment and monitoring of fair remuneration across our operations.

03Data & engagement

Strengthening transparency.

Continuing to improve sustainability data, reporting, transparency and engagement across our value chain.

We will continue to measure our progress and report transparently as these initiatives develop.

Richold S.A.

Sustainability Report

2025

Our reporting

Sustainability Report 2025

Our progress, our data and the areas where further work remains ahead.

Structured reporting — 2025 Sustainability Report prepared using the VSME framework.

Library

The evidence behind the progress.