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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0.17ctw Black Diamond, Square, Opaque

2.2 x 2.1 mm

$ 84.66

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.22ct Yellow Diamond, Round, VS

3.8 mm

$ 330.74

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0.04ct Blue Diamond, Round, VS-SI

2 mm (calibrated)

$ 39.84

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0.04ct Green Diamond, Round, VS

2 mm (calibrated)

$ 39.84

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0.02ct Black Diamond, Round, Opaque

1.9 mm (calibrated)

$ 15.94

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0.07ct Blue Diamond, Square, VS-SI

2.1 x 2.1 mm

$ 65.20

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0.22ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 104.66

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0.06ct Blue Diamond, Square, VS-SI

2.2 x 2.1 mm

$ 67.07

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0.04ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 11.62

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.99

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0.22ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 363.37

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0.06ct Blue Diamond, Square, VS-SI

2.2 x 2 mm

$ 67.07

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0.07ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 55.78

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0.06ct Black Diamond, Round, Opaque

2.4 mm (calibrated)

$ 20.53

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0.13ct Black Diamond, Round, Opaque

3 mm (calibrated)

$ 61.84

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0.09ctw Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 40.79

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0.06ct Blue Diamond, Round, SI

2.5 mm (calibrated)

$ 67.07

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0.02ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 15.94

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0.07ct Green Diamond, Round, VS

2.5 mm (calibrated)

$ 78.24

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0.07ct Blue Diamond, Round, VS-SI

2.5 mm (calibrated)

$ 83.07

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0.04ct Blue Diamond, Round, VS

2.4 mm (calibrated)

$ 44.71

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.15ct White Diamond, Round, VVS

3.4 mm

$ 251.84

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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

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026

Source: Bizrate

Overall Rating -> 10

Enjoy every moment

Posted By Ferns in October, 2025

Source: Bizrate

Overall Rating -> 10

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 2026

Source: Bizrate

Overall Rating -> 9

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025

Source: Bizrate

Overall Rating -> 8

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025

Source: Bizrate

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

Source: Bizrate

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