What are loose diamonds, and why should I consider buying them?

Loose diamonds are individual diamond stones that are not yet set in jewelry. They provide greater flexibility, allowing buyers to choose their preferred setting, style, and design. Purchasing a loose diamond also gives you the opportunity to inspect its quality based on factors like clarity, color, and carat weight before it is mounted.

Where can I find certified loose diamonds for sale?

You can find certified loose diamonds at reputable online stores and authorized loose diamond dealers. Make sure to look for GIA loose diamonds, as GIA certification is a trusted standard for assessing a diamond's quality, including its cut, color grading, and clarity.

How do I determine the best loose diamond shapes and cuts?

Choosing the right shape and cut is important for maximizing a diamond's brilliance. Popular loose diamond shapes include round, princess, cushion, and oval. Each shape has its unique appeal, while the cut impacts the stone’s sparkle. A good loose diamond buying guide can help you understand the various options available.

Are natural loose diamonds better than lab-grown options?

Natural loose diamonds are formed over millions of years, while lab-grown diamonds are created in controlled environments. Both can be of high quality, but natural diamonds are often valued more for their rarity. When purchasing, ensure the stone is certified for authenticity, especially if you want a conflict-free loose diamond.

What should I know about loose diamond prices and wholesale options?

The price of a loose diamond depends on its carat weight, clarity, color grading, and cut. If you’re looking to save, consider loose diamond wholesale options, where you can find stones at lower prices. Wholesale purchases often provide better value, especially for bulk orders or custom jewelry projects.

How can I ensure I’m buying a high-quality loose diamond online?

To ensure you’re buying a high-quality stone, choose a reputable online loose diamond store that offers GIA certified loose diamonds. Review the diamond’s specifications, including its clarity, cut, and color grading, and ask for detailed certification documents.

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0.25ct Yellow Diamond, Round, VS-SI

4 mm (calibrated)

$ 380.34

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0.23ct Yellow Diamond, Round, VS

4 mm (calibrated)

$ 419.90

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0.46ctw Brown Diamond, Round, VS

4 mm (calibrated)

$ 699.81

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0.25ct Brown Diamond, Round, VS

4 mm (calibrated)

$ 456.41

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0.06ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 208.54

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0.12ctw White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 417.08

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0.06ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 208.54

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0.27ct Yellow Diamond, Round, VS

4 mm (calibrated)

$ 492.91

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0.06ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 208.54

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0.06ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 208.54

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0.13ctw White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 451.83

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0.26ct White Diamond, Round, VS-SI

4 mm (calibrated)

$ 415.20

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0.06ct White Diamond, Marquise, VVS

4 x 1.9 mm

$ 208.54

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0.12ctw White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 417.08

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0.14ctw White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 486.59

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0.28ct White Diamond, Round, VVS

4 mm (calibrated)

$ 470.10

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0.25ct Brown Diamond, Round, VVS-VS

4 mm (calibrated)

$ 380.34

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0.25ct Yellow Diamond, Round, VS-SI

4 mm (calibrated)

$ 380.34

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0.09ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 312.80

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0.06ct White Diamond, Marquise, VVS

4 x 2.1 mm

$ 208.54

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0.07ct White Diamond, Marquise, VVS

4.1 x 2.1 mm

$ 243.29

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0.23ct Brown Diamond, Round, VVS-VS

4 mm (calibrated)

$ 419.90

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0.07ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 243.29

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0.07ct White Diamond, Marquise, VVS

4.1 x 2.2 mm

$ 243.29

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GemSelect Certified Store Reviews

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Overall Rating -> 10

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026

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Overall Rating -> 10

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026

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Overall Rating -> 10

Love how easy the site is to use. Really love that the pictures are of actual product.

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Overall Rating -> 10

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026

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Overall Rating -> 10

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026

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Overall Rating -> 10

Easy and good price

Posted By Bry_guy in March, 2026

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