RDI Diamonds

Thousands of Diamonds.
One Trusted Source.

Expand your diamond selection

Our Difference

Thousands of Diamonds.
One Trusted Source.

Thousands of exclusive and traditional diamonds, hand-selected for your valued customers. We offer a vast inventory of over 8,000 diamonds, specializing in ranges from .50 to 10.00 ct. Choose from multiple quality lab reports such as GIA AGS ,EGL USA, IGI, along with our Rare & Forever line exclusively graded by De Beers Group Industry Services.
Why Choose RDI?
RDI Diamonds
RDI Diamonds

We are here for you!

Call us today to help with your short-term call business! 

Learn More

Free Overnight Shipping

We ship for FREE Monday through Friday to save you thousands of dollars in shipping fees.

Learn More

Dedicated Marketing Team

Our team helps drive traffic to your business with monthly educational webinars, emails, and social media templates.

Learn More

In-store sales tools and retailer resources

Technology to serve you better

Sophisticated. Streamlined. Simple. We invest in customized technology to increase your selling power. Create an individualized website inventory link that allows easy access to thousands of high-quality diamonds under your brand name. Try our free in-store Mobile Diamond Connection® sales tool that connects your sales team and clients. Or find the perfect training and marketing support materials for your business.

All Retailer Resources

Mobile Diamond Connection

Simplify your sales. Our FREE Mobile Diamond Connection® service partners with your sales team to engage customers and drive in-store sales.

Learn More
Mobile Diamond Connection

Website Inventory Link

Fast access to our extensive inventory with grade certifications, tiered pricing, and multiple 300X magnification images of every listed diamond.

Learn More
Website Inventory Link
Priceless customer service

Since 1992

Priceless customer service

We are comprehensively trained industry experts in all things diamond. From our supportive account managers to our experienced sales team, we are available to search inventory, accurately provide diamond specifications, or answer your pressing questions.

RDI Diamonds

Take your business to the next level

Don't have an account with RDI? Get started today.

RDI Diamonds

a cut above the rest