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Shop RB Select Natural Diamonds

and Certified Lab-Grown Diamonds

Choosing between a natural and lab-grown diamond is a deeply personal decision. Our expert consultants are here to guide you through loose Diamond Discovery, providing the tools, information, and support you need to find the diamond that fits your style and budget. Our mission is to guide you, at your own pace, until you unearth the diamond that is uniquely yours for a love unlike any other.

Learn more about RB Select Natural Diamonds

Learn more about Certified Lab-Grown Diamonds

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The RB Diamond Difference

Whether an RB Select natural diamond or a cost-effective option like lab-grown, every diamond we sell is backed by unmatched promises and guarantees.

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Hand curated
by us.
Hand selected
with you.

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Only 1 in 10 of the world’s most beautiful & radiant diamonds makes
the cut

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Over a century in
the natural
diamond business and over a decade in lab-grown

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Loose Diamond Discovery Experiences help
you find the
perfect diamond

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Industry-leading Lifetime Warranty
& 110% Trade-up Guarantee

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to quality, transparency, and ethical practices
and purveyors

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Ready to find the perfect loose diamond?

Our expert diamond consultants are here to guide you through the journey of hand-selecting your perfect RB Select Natural Diamond or a certified lab-grown diamond.

Book your Diamond Discovery Experience

Ring and Diamond Inspection or Cleaning