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Loose Diamonds for Sale – Certified, Natural, GIA and Conflict-Free Options

Loose Diamonds for Sale – Certified, Natural, GIA and Conflict-Free Options

Explore our exquisite collection of loose diamonds, featuring a wide range of GIA certified and natural loose diamonds. Whether you’re searching for a classic round cut or unique shapes like cushion and princess, our curated selection caters to all preferences. We offer detailed color grading, clarity assessment, and transparent pricing, making it easier to find the perfect diamond for your needs. Discover conflict-free loose diamonds at wholesale prices, and benefit from our expert guidance with our loose diamond buying guide. Start your journey to find the ideal stone for your custom jewelry today.

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0.04ct Natural Black Diamond, Round, Opaque, Photo A

0.04ct Natural Black Diamond, Round, Opaque

Diamond

0.04ct1 pc
$ 13.08
2 mm (calibrated)
View Details
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0.05ct Natural Blue Diamond, Round, VS, Photo A

0.05ct Natural Blue Diamond, Round, VS

Diamond

0.05ct1 pc
$ 73.33
2.4 mm (calibrated)
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0.07ct Natural Blue Diamond, Round, VS, Photo A

0.07ct Natural Blue Diamond, Round, VS

Diamond

0.07ct1 pc
$ 94.27
2.6 mm (calibrated)
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0.09ct Natural Green Diamond, Round, VVS-VS, Photo A
Diamond Product Video (717371)

0.09ct Natural Green Diamond, Round, VVS-VS

Diamond

0.09ct1 pc
$ 140.40
2.8 mm (calibrated)
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0.04ct Natural Black Diamond, Round, Opaque, Photo A

0.04ct Natural Black Diamond, Round, Opaque

Diamond

0.04ct1 pc
$ 15.70
2.1 mm (calibrated)
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0.05ct Natural Black Diamond, Round, Opaque, Photo A

0.05ct Natural Black Diamond, Round, Opaque

Diamond

0.05ct1 pc
$ 48.00
2.1 mm (calibrated)
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0.14ct Natural Black Diamond, Round, Opaque, Photo A

0.14ct Natural Black Diamond, Round, Opaque

Diamond

0.14ct1 pc
$ 80.24
3.2 mm
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0.08ctw Natural Black Diamond, Round, Opaque, Photo A

0.08ctw Natural Black Diamond, Round, Opaque

Diamond

0.08ct total2 pcs
$ 76.80
2 mm (calibrated)
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0.06ct Natural Green Diamond, Round, SI, Photo A

0.06ct Natural Green Diamond, Round, SI

Diamond

0.06ct1 pc
$ 88.00
2.4 mm (calibrated)
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1.48ct Natural Cognac Diamond, Cushion, VS-SI, Photo A
Diamond Product Video (460452)

1.48ct Natural Cognac Diamond, Cushion, VS-SI

Diamond

1.48ct1 pc
$ 3,729.60
6.3 x 6.2 mm
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0.18ctw Natural Black Diamond, Square, Opaque, Photo A

0.18ctw Natural Black Diamond, Square, Opaque

Diamond

0.18ct total2 pcs
$ 108.00
2.2 x 2.1 mm
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0.20ct Natural Black Diamond, Round, Opaque, Photo A

0.20ct Natural Black Diamond, Round, Opaque

Diamond

0.20ct1 pc
$ 114.64
3.5 mm (calibrated)
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0.23ct Natural Champagne Diamond, Round, VS, Photo A
Diamond Product Video (564615)

0.23ct Natural Champagne Diamond, Round, VS

Diamond

0.23ct1 pc
$ 505.90
4 mm (calibrated)
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0.02ct Natural Green Diamond, Round, VS, Photo A

0.02ct Natural Green Diamond, Round, VS

Diamond

0.02ct1 pc
$ 29.33
2 mm (calibrated)
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0.06ct Natural Blue Diamond, Round, VS-SI, Photo A

0.06ct Natural Blue Diamond, Round, VS-SI

Diamond

0.06ct1 pc
$ 72.00
2.5 mm (calibrated)
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0.20ctw Natural K Diamond, Round, VVS-VS, Photo A
Diamond Product Video (567406)

0.20ctw Natural K Diamond, Round, VVS-VS

Diamond

0.20ct total2 pcs
$ 430.76
3 mm (calibrated)
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0.11ctw Natural Black Diamond, Round, Opaque, Photo A

0.11ctw Natural Black Diamond, Round, Opaque

Diamond

0.11ct total2 pcs
$ 38.51
2.1 mm (calibrated)
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0.05ct Natural Blue Diamond, Round, VS, Photo A

0.05ct Natural Blue Diamond, Round, VS

Diamond

0.05ct1 pc
$ 60.00
2.2 mm (calibrated)
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0.35ctw Natural Black Diamond, Square, Opaque, Photo A
Diamond Product Video (678053)

0.35ctw Natural Black Diamond, Square, Opaque

Diamond

0.35ct total2 pcs
$ 210.00
2.8 x 2.6 mm
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0.16ctw Natural H Diamond, Round, VVS-VS, Photo A

0.16ctw Natural H Diamond, Round, VVS-VS

Diamond

0.16ct total2 pcs
$ 344.63
2.8 mm (calibrated)
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0.18ct Natural Black Diamond, Square, Opaque, Photo A

0.18ct Natural Black Diamond, Square, Opaque

Diamond

0.18ct1 pc
$ 108.00
2.9 x 2.7 mm
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0.04ct Natural Black Diamond, Round, Opaque, Photo A

0.04ct Natural Black Diamond, Round, Opaque

Diamond

0.04ct1 pc
$ 16.50
2.1 mm (calibrated)
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0.18ct Natural Champagne Diamond, Round, VVS-VS, Photo A
Diamond Product Video (564626)

0.18ct Natural Champagne Diamond, Round, VVS-VS

Diamond

0.18ct1 pc
$ 395.90
3.7 mm
View Details
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0.22ct Natural Black Diamond, Round, Opaque, Photo A

0.22ct Natural Black Diamond, Round, Opaque

Diamond

0.22ct1 pc
$ 126.10
3.5 mm (calibrated)
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0.03ct Natural Blue Diamond, Round, SI, Photo A

0.03ct Natural Blue Diamond, Round, SI

Diamond

0.03ct1 pc
$ 44.00
2 mm (calibrated)
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0.20ct Natural Champagne Diamond, Round, VS-SI, Photo A
Diamond Product Video (564592)

0.20ct Natural Champagne Diamond, Round, VS-SI

Diamond

0.20ct1 pc
$ 439.91
4 mm (calibrated)
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1.81ct Natural Cognac Diamond, Round, SI, Photo A
Diamond Product Video (378645)

1.81ct Natural Cognac Diamond, Round, SI

Diamond

1.81ct1 pc
$ 5,647.20
7.5 mm (calibrated)
View Details
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0.11ct Natural Black Diamond, Round, Opaque, Photo A

0.11ct Natural Black Diamond, Round, Opaque

Diamond

0.11ct1 pc
$ 45.36
2.7 mm (calibrated)
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0.07ct Natural Blue Diamond, Round, SI, Photo A

0.07ct Natural Blue Diamond, Round, SI

Diamond

0.07ct1 pc
$ 94.27
2.5 mm (calibrated)
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0.02ct Natural Green Diamond, Round, VS, Photo A

0.02ct Natural Green Diamond, Round, VS

Diamond

0.02ct1 pc
$ 29.33
1.8 mm (calibrated)
View Details
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0.08ctw Natural Black Diamond, Round, Opaque, Photo A

0.08ctw Natural Black Diamond, Round, Opaque

Diamond

0.08ct total2 pcs
$ 28.01
2.1 mm (calibrated)
View Details
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0.08ct Natural Blue Diamond, Square, VS, Photo A

0.08ct Natural Blue Diamond, Square, VS

Diamond

0.08ct1 pc
$ 107.74
2.4 x 2.4 mm
View Details
Add to Cart
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FAQs

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.

GemSelect Certified Store Reviews

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

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Why Choose Certified Loose Diamonds?

When shopping for loose diamonds, it’s essential to consider certification. Our collection features only GIA certified loose diamonds, ensuring you receive the highest quality and authenticity. GIA certification offers a comprehensive assessment of the diamond’s clarity, color grading, cut, and carat weight, giving you complete confidence in your purchase.

Understanding Loose Diamond Shapes and Cuts

Choosing the right loose diamond shape and cut is a vital part of the selection process. From classic round cuts to elegant princess and cushion cuts, our variety of loose diamond shapes caters to all tastes. The cut of a diamond affects its brilliance and overall appearance, so explore our guide to find the best fit for your needs.

Get the Best Value with Wholesale Loose Diamonds

If you’re looking for exceptional value, consider our loose diamond wholesale options. We offer competitive loose diamond prices on a vast selection of natural and conflict-free loose diamonds. Buying wholesale allows you to save while still enjoying high-quality, certified stones for your custom jewelry pieces.

Need Help? Check Out Our Loose Diamond Buying Guide

Our loose diamond buying guide provides expert insights into the most important aspects of choosing a diamond, including clarity, carat weight, and color grading. Whether you’re a first-time buyer or an experienced shopper, our guide will help you make an informed decision with confidence.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

FAQ's

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.

Enlarged Gemstone Image