Sim Gems Limited • Responsible Jewellery Council

Date Joined: August 2024

Head Office Location: Kowloon, Hong Kong

Membership Forum: Diamonds and coloured gemstones trader, cutter and/or polisher

Member Certification Information

Current Certification

Audit and Certification Scope Information: Download PDF

Certification Number: 0000 6303

Certification Period: 03 June, 2025 - 03 June, 2028

RJC is the global membership and standards body for responsible jewellery throughout the entire supply chain – from mine to retail. Our ‘Code of Practice’ references key development frameworks, including the Universal Declaration of Human Rights, ILO Principles and UN Global Compact and Sustainable Development Goals (SDGs).