Plumb Club Member Directory | Ethical Jewelry, Diamond & Watch Suppliers

Discover The Plumb Club’s exclusive Member Directory—a carefully curated and ethical listing of top-tier suppliers across the jewelry, diamond, and watch industries in the U.S. Each member is rigorously vetted, held to our Code of Responsibility, and required to obtain certification from the Responsible Jewellery Council, ensuring transparency, integrity, and sustainability in sourcing and business practices. Whether you're seeking loose diamonds, finished jewelry, gemstones, pearls, watches, packaging, or services like CAD/CAM and gift displays, our directory offers advanced search filters and categories to help you find the perfect match for your needs. By partnering with a Plumb Club member, retailers enhance their reputation, align with trusted ethical standards, and gain confidence in their supply chain. The directory also delivers access to virtual showrooms, facilitating seamless connection and discovery—making it easier than ever to source premium products and establish strong relationships. For anyone in the jewelry trade, our member directory is an indispensable, values-driven resource designed to elevate your sourcing strategy and support informed, responsible buying.