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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0.02ct Blue Diamond, Round, SI

1.7 mm (calibrated)

$ 24.34

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0.18ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 85.62

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0.20ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 325.04

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0.02ct Black Diamond, Round, Opaque

1.9 mm (calibrated)

$ 15.94

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0.04ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 31.87

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0.15ct Yellow Diamond, Round, VS-SI

3.3 mm

$ 270.60

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0.18ctw White Diamond, Round, VVS-VS

2.9 mm (calibrated)

$ 327.04

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0.06ct White Diamond, Marquise, VVS

4 x 2 mm (calibrated)

$ 208.54

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0.06ct Black Diamond, Square, Opaque

1.9 x 1.9 mm

$ 29.88

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0.02ct Green Diamond, Round, VS

1.8 mm (calibrated)

$ 24.34

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0.03ct Black Diamond, Round, Transparent

2 mm (calibrated)

$ 10.27

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0.06ct Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 19.54

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0.03ct Blue Diamond, Round, VS

2.1 mm (calibrated)

$ 36.52

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0.05ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 16.28

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0.22ct White Diamond, Round, VVS

3.8 mm

$ 369.37

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1.06ct Black Diamond, Square, Opaque

5.4 x 5.2 mm

$ 603.86

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0.04ct Black Diamond, Round, Opaque

1.9 mm (calibrated)

$ 10.86

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0.08ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 63.74

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0.08ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 27.38

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0.05ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 12.70

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0.14ctw White Diamond, Marquise, VVS

4.2 x 2.1 mm

$ 486.59

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0.04ct Blue Diamond, Round, VS

2.1 mm (calibrated)

$ 39.84

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0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 33.87

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0.25ct Yellow Diamond, Round, VS-SI

4 mm (calibrated)

$ 456.41

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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 -> 8

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025

Source: Bizrate

Overall Rating -> 10

It was easy to navigate

Posted By GemGod in July, 2025

Source: Bizrate

Overall Rating -> 10

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026

Source: Bizrate

Overall Rating -> 10

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026

Source: Bizrate

Overall Rating -> 10

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026

Source: Bizrate

Overall Rating -> 9