Natural Diamonds

NATURAL DIAMONDS

Real. Rare. Responsible.

The ultimate symbol of love, each diamond captivates with unparalled brilliance and timeless beauty.

FREE lab-grown diamond studs with engagement ring purchase | See details

Nature's timeless treasures

Formed deep within the Earth billions of years ago, these finite and unique natural wonders are the oldest objects you will ever touch. Natural diamonds provide employment, education, and healthcare for local communities from the Northwest Territories of Canada to Botswana in Southern Africa and protect vulnerable ecosystems for the future.

Let their radiant sparkle and unmatched strength become a part of your story and a celebration of life's precious milestones. With their lasting value and natural origin, natural diamonds are more than just adornments—they are a testament to the bonds we cherish and the memories we create together.

BRIDAL

FINE JEWELRY

OUR NATURAL DIAMOND BRIDAL COLLECTIONS

Premier Natural Diamond Bridal

Our finest natural diamond engagement rings feature multiple shapes and a minimum of SI2 clarity and I color.

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Natural Diamond Bridal

With a vast array of shapes, designs, and price points to choose from, there's natural diamond engagement rings to suit every style.

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Canadian Rocks

Unveil your diamond's story and trace it back to it's mine of origin in Canada with it's diamond identification number.

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Noventa Diamonds^®

For a one-of-a-kind diamond with more fire and brilliance, shop our exclusive 90-facet Noventa Diamonds^®

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Natural Diamond Council Partnership

"Riddle’s Jewelry is proud to join the Natural Diamond Council in our shared mission to highlight the importance of natural diamonds. This partnership reinforces our commitment to offering our customers the finest, responsibly sourced diamonds, while celebrating their authenticity, rarity, and enduring value."

BRETT RIDDLE
President and CEO

The 4Cs of diamonds

Every diamond is unique and has identifying characteristics.

The GIA's diamond grading provides consistent and unbiased results that define the quality and value of diamonds.

CARAT

The measurement of a diamond's weight, which is often abbreviated to ct. tw. or ctw.

CLARITY

Refers to a diamond's absence of unique markings called inclusions or blemishes.

COLOR

The closer a diamond is to "colorless," the rarer and more valuable it generally is.

CUT

Cut determines how a diamond interacts with light, disperses color, and sparkles.

DIAMOND KNOWLEDGE

NATURAL DIAMOND FAQS

Are natural diamonds rare?

Yes, the process of natural diamond formation means that as an object, they are innately rare. Formation takes place across the span of millions, sometimes billions, of years and occurs in limited zones of the Earth’s mantle at extreme temperatures and pressures. Natural diamonds are hard to find and have only been found in rock over the last 150 years.

How do I know whether I’m purchasing a natural or a lab-grown diamond?

Any jeweler selling lab-grown diamonds is legally required to disclose it is lab-grown and must use the correct terminology when communicating with customers.

How much is a natural diamond worth?

A natural diamond's value is based on a combination of it's 4 attributes, commonly refered to as the 4Cs: Cut, Color, Clarity, and Carat. These characteristics affect a diamond's visual appearance and light performance (a.ka., its sparkle). Learn about the 4Cs.