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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0.09ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 30.44

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0.06ct Black Diamond, Round, Opaque

2.3 mm (calibrated)

$ 19.54

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0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 26.15

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0.23ct Black Diamond, Square, Opaque

2.9 x 2.9 mm

$ 114.54

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0.08ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.25

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0.18ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 85.62

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.02ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 15.94

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.08ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 63.74

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.22ct Black Diamond, Square, Opaque

2.9 x 2.8 mm

$ 109.56

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0.88ct Black Diamond, Round, Opaque

5.5 mm (calibrated)

$ 701.18

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0.09ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 30.81

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0.05ct Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 17.11

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.04ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 13.70

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0.08ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 63.74

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0.25ct Black Diamond, Square, Opaque

3 x 2.8 mm

$ 124.50

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.70

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0.08ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 23.25

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0.08ctw Black Diamond, Round, Opaque

2 mm (calibrated)

$ 63.74

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.25ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 118.93

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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 love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025

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Overall Rating -> 9

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026

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Overall Rating -> 10

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025

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Overall Rating -> 9

Will know more once order received

Posted By Jim in September, 2025

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Overall Rating -> 10

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026

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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

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