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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0.07ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 20.34

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2.49ct Brown Diamond, Pear Shape, SI

7.9 x 7.6 mm

$ 4,652.76

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0.12ct Black Diamond, Square, Opaque

2.7 x 2.6 mm

$ 49.80

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0.05ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 17.11

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0.06ct Green Diamond, Round, SI

2.4 mm (calibrated)

$ 73.04

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0.04ct Blue Diamond, Round, VS-SI

2.3 mm (calibrated)

$ 44.71

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0.56ctw Brown Diamond, Round, VS-SI

4.3 mm

$ 745.22

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0.09ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 26.15

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0.09ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 30.81

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0.06ct Green Diamond, Round, VS-SI

2.3 mm (calibrated)

$ 67.07

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0.02ct Green Diamond, Round, VS

2.1 mm (calibrated)

$ 18.63

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.07ct Blue Diamond, Round, VS

2.7 mm (calibrated)

$ 78.24

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0.16ct Black Diamond, Square, Opaque

2.7 x 2.5 mm

$ 79.68

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0.05ct Blue Diamond, Round, SI

2.3 mm (calibrated)

$ 55.89

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0.10ct Black Diamond, Round, Opaque

2.8 mm (calibrated)

$ 34.23

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.70

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0.32ct Black Diamond, Square, Opaque

3.3 x 3.1 mm

$ 132.80

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0.68ct Black Diamond, Square, Opaque

4.2 x 4.1 mm

$ 338.64

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0.15ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 272.54

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0.05ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 16.28

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0.21ct White Diamond, Round, VVS-VS

3.7 mm

$ 352.58

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0.14ctw White Diamond, Round, VVS-VS

2.6 mm (calibrated)

$ 254.36

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0.15ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 268.16

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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

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025

Source: Bizrate

Overall Rating -> 10

love the site, the experience and the products.

Posted By Ckingpots in July, 2025

Source: Bizrate

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

Source: Bizrate

Overall Rating -> 10

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025

Source: Bizrate

Overall Rating -> 9

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025

Source: Bizrate

Overall Rating -> 10

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025

Source: Bizrate

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