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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0.22ctw Black Diamond, Square, Opaque

2.3 x 2.2 mm

$ 109.56

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0.04ct Black Diamond, Square, Opaque

1.8 x 1.8 mm

$ 19.92

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0.32ct Black Diamond, Square, Opaque

3.3 x 3.1 mm

$ 132.80

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0.09ctw Black Diamond, Square, Opaque

1.9 x 1.9 mm

$ 44.82

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1.07ct Black Diamond, Square, Opaque

5 x 5 mm (calibrated)

$ 507.96

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0.18ctw Black Diamond, Square, Opaque

2.2 x 2.2 mm

$ 89.64

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0.15ctw Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 74.70

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0.39ctw Black Diamond, Square, Opaque

2.7 x 2.6 mm

$ 194.22

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0.04ct Black Diamond, Square, Opaque

2 x 1.7 mm

$ 19.92

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0.12ct Black Diamond, Square, Opaque

2.7 x 2.6 mm

$ 49.80

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0.15ctw Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 74.70

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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

the selection is good as are the prices

Posted By Old man in August, 2025

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Overall Rating -> 10

Easy to use website

Posted By Mel in February, 2026

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Overall Rating -> 10

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! 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

Source: Bizrate

Overall Rating -> 10

Enjoy every moment

Posted By Ferns in October, 2025

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