Leo Wolleman, Inc. DBA Color Craft • Responsible Jewellery Council

Date Joined: June 2022

To Achieve RJC Certification By: June 2024

Website: http://www.leowolleman.com

Head Office Location: New York, USA

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

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).