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.

Shop Loose Diamonds - Certified Natural Gemstones & Conflict-Free

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0.14ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 254.36

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0.07ct Blue Diamond, Round, VS-SI

2.6 mm (calibrated)

$ 69.22

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0.24ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 114.17

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1.85ct Yellow Diamond, Round, SI

7.5 mm (calibrated)

$ 4,790.76

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0.21ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 381.55

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1.81ct Brown Diamond, Round, SI

7.5 mm (calibrated)

$ 4,687.18

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1.54ct Brown Diamond, Round, SI

7.5 mm (calibrated)

$ 3,655.65

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0.11ct Black Diamond, Square, Opaque

2.4 x 2.3 mm

$ 46.29

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0.51ctw White Diamond, Heart, VVS

3.3 x 2.9 mm

$ 2,077.86

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0.17ct Yellow Diamond, Round, VS

3.5 mm (calibrated)

$ 282.13

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0.15ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 206.46

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0.12ct Black Diamond, Square, Opaque

2.5 x 2.4 mm

$ 50.42

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0.21ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 317.96

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1.67ct Brown Diamond, Round, SI

7.5 mm (calibrated)

$ 3,603.86

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1.32ct Brown Diamond, Pear Shape, SI

8.3 x 5.4 mm

$ 2,569.29

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0.03ct Green Diamond, Round, VVS-VS

2.2 mm (calibrated)

$ 24.90

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0.25ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 378.51

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0.31ct Brown Diamond, Round, VS

4.5 mm (calibrated)

$ 514.48

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0.15ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 272.54

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0.08ct Green Diamond, Round, VVS-VS

2.5 mm (calibrated)

$ 66.40

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0.18ct Brown Diamond, Round, VVS-VS

3.7 mm

$ 328.60

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0.17ct Yellow Diamond, Round, VS-SI

3.5 mm (calibrated)

$ 306.68

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0.14ctw Black Diamond, Square, Opaque

2.2 x 2.2 mm

$ 69.72

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0.33ct Brown Diamond, Round, SI

4.5 mm (calibrated)

$ 456.40

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Why Buy Diamond from GemSelect?

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GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10

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

Posted By Tim in January, 2026

Source: Bizrate

Overall Rating -> 9

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026

Source: Bizrate

Overall Rating -> 10

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026

Source: Bizrate

Overall Rating -> 10

Very food

Posted By Keeto in July, 2025

Source: Bizrate

Overall Rating -> 10

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025

Source: Bizrate

Overall Rating -> 7

Easy, quick.

Posted By Mich in June, 2026

Source: Bizrate

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