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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0.09ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 71.71

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0.07ct Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 34.86

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0.09ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 30.81

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.99

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0.10ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 79.68

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0.16ct Black Diamond, Square, Opaque

2.7 x 2.5 mm

$ 79.68

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.22ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 104.66

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0.19ct Black Diamond, Square, Opaque

2.8 x 2.7 mm

$ 94.62

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0.05ct Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 17.11

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0.03ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 10.27

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0.05ct Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 17.11

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0.05ct Black Diamond, Round, Opaque

2.3 mm (calibrated)

$ 17.11

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1.06ct Black Diamond, Square, Opaque

5.4 x 5.2 mm

$ 603.86

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0.11ct Black Diamond, Round, Opaque

2.9 mm (calibrated)

$ 31.28

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.70

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.70

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0.06ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 29.03

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0.05ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 17.11

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 31.87

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0.05ct Black Diamond, Round, Opaque

2.3 mm (calibrated)

$ 17.11

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0.09ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 71.71

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.29ct Black Diamond, Square, Opaque

3.4 x 3.4 mm

$ 144.42

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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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025

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Overall Rating -> 10

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026

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Overall Rating -> 10

So far So good

Posted By VH-1 in July, 2025

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Overall Rating -> 10

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025

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Overall Rating -> 8

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026

Source: Bizrate

Overall Rating -> 10

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025

Source: Bizrate

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