RDI Diamonds

Our Difference

Why RDI Diamonds?

Discover the difference with America's leading diamond supplier.

Our Process:
A Tradition of Excellence

The selection you want. The quality you need.

Thousands of diamonds? That’s just the beginning. We offer a wide range of services and support to help you succeed. From our flexible memo options to our generous stock options and cost-efficient shipping, our goal is to provide the highest quality of both care and diamonds to our clients.

  • 8,000+ Diamonds in Inventory
  • Here for Your Calls
  • Simple Stock Programs
  • Highest Certification Standards

...and more

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Floral accent

We pride ourselves on

Quality, attention to detail, honesty and fairness

RDI Diamonds

Online tools and tips to drive sales and strengthen your business.

Diamonds are our passion. Taking care of our customers? That’s our priority. We offer comprehensive tutorials, marketing materials, sales tools, and more to engage customers and grow your business.

Retailer Resources


Our legacy: the highest caliber of customer care and quality.

Since our founding in 1992, we’ve risen from a small, independent wholesaler to one of the largest and leading diamond distributors in the world.

Our History Careers
RDI Diamonds Icon

A note from our CEO

We’re proud to offer you an extra special diamond that is inclusive to all love stories. We can’t wait to partner with you for years to come as we both work to help people find beautiful diamonds that truly embody their journey in life.

- CEO of RDI Diamonds

Take your business to the next level

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RDI Diamonds
RDI Diamonds