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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0.12ct Black Diamond, Square, Opaque

2.8 x 2.7 mm

$ 49.80

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0.08ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 63.74

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0.03ct White Diamond, Round, VS-SI

1.8 mm (calibrated)

$ 33.42

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0.10ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 79.68

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0.06ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 20.53

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0.15ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 272.54

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0.03ct Blue Diamond, Round, SI

2.1 mm (calibrated)

$ 36.52

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0.10ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 34.23

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0.04ct Blue Diamond, Round, VVS-VS

2.3 mm (calibrated)

$ 33.20

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0.05ct Green Diamond, Round, VVS-VS

2.4 mm (calibrated)

$ 64.74

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0.05ct Blue Diamond, Round, VS

2.2 mm (calibrated)

$ 55.89

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0.23ct Black Diamond, Square, Opaque

3 x 3 mm (calibrated)

$ 114.54

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0.07ct Black Diamond, Round, Opaque

2.6 mm (calibrated)

$ 28.23

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0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 71.71

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0.19ctw White Diamond, Round, VVS-VS

2.9 mm (calibrated)

$ 345.21

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0.14ctw Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 69.72

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0.15ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 272.54

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0.17ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 80.88

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0.03ct Green Diamond, Round, VVS-VS

1.8 mm (calibrated)

$ 21.79

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0.05ct Blue Diamond, Square, VS

2.1 x 2.1 mm

$ 55.89

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0.20ct White Diamond, Round, VVS-VS

3.7 mm

$ 335.79

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0.20ct Yellow Diamond, Round, VS

3.7 mm

$ 365.13

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0.08ct Blue Diamond, Square, VVS-VS

2.4 x 2.4 mm

$ 89.42

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0.14ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 250.28

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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

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026

Source: Bizrate

Overall Rating -> 10

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025

Source: Bizrate

Overall Rating -> 9

It was great!

Posted By Annie in September, 2025

Source: Bizrate

Overall Rating -> 10

Great! Affordable

Posted By Spinellope in April, 2026

Source: Bizrate

Overall Rating -> 10

I could see the actual gem I was buying

Posted By Bugs in December, 2025

Source: Bizrate

Overall Rating -> 9

Very good and simple exchange

Posted By Waylon in March, 2026

Source: Bizrate

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