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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0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 23.96

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0.05ct Blue Diamond, Round, VS-SI

2.3 mm (calibrated)

$ 41.50

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0.22ct White Diamond, Round, VVS

3.8 mm

$ 369.37

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0.21ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 375.43

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0.17ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 308.86

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0.22ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 104.66

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0.04ct Blue Diamond, Round, VS

2.1 mm (calibrated)

$ 39.84

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0.07ct Blue Diamond, Round, VS

2.5 mm (calibrated)

$ 78.24

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0.04ct Blue Diamond, Round, SI

2.2 mm (calibrated)

$ 43.16

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0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 33.87

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0.85ct Black Diamond, Round, Opaque

5.5 mm (calibrated)

$ 677.28

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1.61ct Yellow Diamond, Round, SI

7 mm (calibrated)

$ 3,474.38

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0.14ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 250.28

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0.12ctw Black Diamond, Square, Opaque

1.9 x 1.8 mm

$ 59.76

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0.69ct Black Diamond, Square, Opaque

4.5 x 4.3 mm

$ 327.56

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0.09ctw Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 40.79

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0.03ct Blue Diamond, Round, VS

2.3 mm (calibrated)

$ 36.52

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0.09ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 26.15

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0.05ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 16.28

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0.05ct Blue Diamond, Round, VS-SI

2.2 mm (calibrated)

$ 49.80

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0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 33.87

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0.03ct White Diamond, Round, VVS

2 mm (calibrated)

$ 68.48

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0.06ct Blue Diamond, Round, VS-SI

2.5 mm (calibrated)

$ 67.07

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0.06ct White Diamond, Marquise, VVS

4 x 1.9 mm

$ 208.54

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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

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

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025

Source: Bizrate

Overall Rating -> 9

I think therea's no problem

Posted By Napoleon in August, 2025

Source: Bizrate

Overall Rating -> 10

I could see the actual gem I was buying

Posted By Bugs in December, 2025

Source: Bizrate

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 -> 9

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026

Source: Bizrate

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