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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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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0.06ct Green Diamond, Round, VS

2.5 mm (calibrated)

$ 67.07

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0.05ct Green Diamond, Round, SI

2.4 mm (calibrated)

$ 55.89

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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1.36ct Brown Diamond, Emerald Cut, VS-SI

5.9 x 5.5 mm

$ 3,129.03

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0.19ct Black Diamond, Square, Opaque

2.8 x 2.7 mm

$ 94.62

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0.17ctw White Diamond, Round, VVS-VS

2.9 mm (calibrated)

$ 308.86

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0.06ct Blue Diamond, Round, VS

2.4 mm (calibrated)

$ 59.76

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0.96ct Brown Diamond, Pear Shape, SI

8 x 5 mm (calibrated)

$ 2,734.62

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0.34ctw Black Diamond, Square, Opaque

2.7 x 2.5 mm

$ 169.32

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0.04ct White Diamond, Round, VS-SI

2.3 mm (calibrated)

$ 72.67

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0.16ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 286.04

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.05ct Black Diamond, Round, Opaque

2.2 mm (calibrated)

$ 13.57

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0.19ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 345.21

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0.15ct White Diamond, Round, VVS

3.5 mm (calibrated)

$ 251.84

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0.22ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 104.66

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0.17ctw Black Diamond, Square, Opaque

2.2 x 2.1 mm

$ 84.66

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0.05ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 14.53

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0.03ct White Diamond, Round, VVS

2 mm (calibrated)

$ 68.48

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0.09ct Black Diamond, Round, Opaque

2.8 mm (calibrated)

$ 30.81

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0.02ct Blue Diamond, Round, VS

1.9 mm

$ 24.34

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0.15ctw Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 74.70

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0.05ct Blue Diamond, Square, VS

1.9 x 1.9 mm

$ 55.89

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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 products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026

Source: Bizrate

Overall Rating -> 10

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025

Source: Bizrate

Overall Rating -> 10

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025

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 -> 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

Overall Rating -> 10

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026

Source: Bizrate

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