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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0.04ct Green Diamond, Round, VS

2.2 mm (calibrated)

$ 39.84

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0.09ct Black Diamond, Round, Opaque

2.8 mm (calibrated)

$ 30.81

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0.05ct Blue Diamond, Square, VS-SI

2.1 x 2.1 mm

$ 55.89

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0.03ct Green Diamond, Round, VS

2.2 mm (calibrated)

$ 33.53

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0.56ctw Brown Diamond, Round, VS-SI

4.3 mm

$ 745.22

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0.08ct Blue Diamond, Square, VS

2.3 x 2.3 mm

$ 74.50

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0.14ct Black Diamond, Round, Opaque

3.2 mm

$ 66.60

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.23ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 109.41

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0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 26.15

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0.03ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 10.27

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0.09ctw Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 40.79

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0.16ct Green Diamond, Round, SI

2.6 mm (calibrated)

$ 149.04

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0.14ctw Black Diamond, Square, Opaque

2.2 x 2.2 mm

$ 69.72

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0.06ct Blue Diamond, Round, VS

2.5 mm (calibrated)

$ 49.80

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0.03ct White Diamond, Round, VVS

2 mm (calibrated)

$ 68.48

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0.25ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 118.93

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0.18ct Black Diamond, Square, Opaque

2.7 x 2.6 mm

$ 89.64

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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)

$ 31.87

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0.04ct White Diamond, Round, VS-SI

2.3 mm (calibrated)

$ 72.67

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0.24ct Brown Diamond, Round, VS

4 mm (calibrated)

$ 365.12

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0.10ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 27.15

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0.16ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 290.69

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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

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026

Source: Bizrate

Overall Rating -> 10

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025

Source: Bizrate

Overall Rating -> 10

My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.

Posted By My real name Dean or Wandering about in May, 2026

Source: Bizrate

Overall Rating -> 10

Easy and functional

Posted By Dessa in March, 2026

Source: Bizrate

Overall Rating -> 10

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

Web site is very simple to navigate Selection is terrific

Posted By ToRa.62 in April, 2026

Source: Bizrate

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