Loose Diamonds,
Certified & Ready.

Search hundreds of thousands of certified diamonds. Filter by shape, carat, color, clarity — and find the one that fits your budget.

Loose diamonds

MOST SOUGHT AFTER

Start With the Shape She Wants.

Every setting works across multiple shapes. Sizes shown are most purchased.

Choose Your Diamond Type.

Lab grown, natural, or fancy color — start where you want.

Certified diamonds
BUY WITH CONFIDENCE

Every Diamond. Every Order.

GIA & IGI certified. 30-day returns. Conflict-free — every stone.

GIA & IGI certified
Every diamond graded by an independent lab — not by us.
30-day returns
Not right? Send it back within 30 days.
Conflict-free
We exceed the standards of the Kimberley Process and related regulations.

The Diamonds That Made Her Say Yes.

Real rings. Real customers. No staging.

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Your Ring, Your Story
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Your Ring, Your Story

Create an engagement ring that celebrates your love and lifelong commitment. At Brilliance, every ring is meticulously handcrafted by our skilled artisans just for you.

Loose Diamonds FAQ

Questions, Answered Simply.

What most people want to know before buying a loose diamond.

Loose diamonds are the end product of a rough diamond cut, fashioned and polished for use. These diamonds are available for purchase and are ready to be set into any piece of jewelry that you desire.

Purchasing a loose diamond versus a complete (engagement) ring can save you money and allow you to select the quality you want, such as color, clarity, cut, and more.

The most reliable way to ensure the legitimacy of the loose diamond is to check its certification. Choosing only GIA or IGI certified diamonds is recommended to ensure their authenticity and quality. After all, diamonds are a long-term investment, and it is best to choose the right one.

Yes, certified natural diamonds can hold or increase in value over time. That`s a significant benefit if you ever plan on upgrading your diamond, selling it in the future, or want to keep it as an investment or family heirloom.

The diamond carat weight measures how much a diamond weighs. One carat equals 200 milligrams, and each carat is subdivided into 100 points. The higher the carat weight, the heavier the diamond is. And the higher the carat weight, the higher the price of the diamond because larger diamonds (especially natural diamonds) are rare and desirable.

The answer is yes if you care about quality and want to be sure about your purchase. Independent diamond certification labs like GIA or IGI are well-known and reputable and can accurately evaluate a diamond`s quality or authenticity. Buying a diamond with certification proves what you are buying and ensures you get exactly what you are paying for.