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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0.15ct Yellow Diamond, Round, VS-SI

3.3 mm

$ 270.60

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0.18ctw White Diamond, Round, VVS-VS

2.8 mm (calibrated)

$ 321.79

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0.21ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 381.55

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0.12ct Black Diamond, Round, Opaque

3 mm (calibrated)

$ 57.09

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0.07ct Blue Diamond, Round, VS-SI

2.5 mm (calibrated)

$ 69.72

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0.14ctw White Diamond, Round, VVS-VS

2.7 mm (calibrated)

$ 254.36

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0.05ct Green Diamond, Round, VS

2.3 mm (calibrated)

$ 49.80

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.19ctw Black Diamond, Square, Opaque

2.1 x 2.1 mm

$ 94.62

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0.06ct Green Diamond, Round, VS-SI

2.5 mm (calibrated)

$ 67.07

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0.07ct Green Diamond, Round, VS

2.5 mm (calibrated)

$ 69.72

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0.20ctw White Diamond, Round, VVS-VS

3 mm (calibrated)

$ 357.53

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0.05ct Green Diamond, Round, VS-SI

2.4 mm (calibrated)

$ 49.80

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0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 23.96

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0.06ct Green Diamond, Round, SI

2.5 mm (calibrated)

$ 77.69

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0.09ct Black Diamond, Round, Opaque

2.7 mm (calibrated)

$ 30.81

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0.96ct Brown Diamond, Pear Shape, SI

8 x 5 mm (calibrated)

$ 2,734.62

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0.05ct Green Diamond, Square, VS-SI

2.1 x 2.1 mm

$ 55.89

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0.22ctw Brown Diamond, Round, VVS-VS

3.1 mm

$ 401.64

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0.03ct Blue Diamond, Square, VS-SI

2 x 2 mm (calibrated)

$ 33.53

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 23.90

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0.03ct White Diamond, Round, VVS

2 mm (calibrated)

$ 68.48

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0.19ctw White Diamond, Round, VVS-VS

2.9 mm (calibrated)

$ 283.05

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0.02ct Blue Diamond, Round, VS

1.7 mm

$ 24.34

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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've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025

Source: Bizrate

Overall Rating -> 10

My whole experience is great.

Posted By Ghs in November, 2025

Source: Bizrate

Overall Rating -> 10

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026

Source: Bizrate

Overall Rating -> 10

I had a very easy time navigating the web page and using filters to find what I was looking for. The varied selection was nice to see and pricing is clear and fair.

Posted By Mattick in May, 2026

Source: Bizrate

Overall Rating -> 9