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Loose Blue Diamonds for Sale – Natural and Fancy Blue Diamond Stones, Certified Diamond

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ID: 702963
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.00
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ID: 720066
Weight: 0.02ct
Size: 1.8 x 1.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.45
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ID: 703289
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 58.67
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ID: 702959
Weight: 0.06ct
Size: 2.3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 72.00
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ID: 719734
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 80.81
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ID: 702975
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 60.00
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ID: 719459
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 80.81
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ID: 692905
Weight: 0.08ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 114.38
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ID: 720095
Weight: 0.03ct
Size: 2.3 x 1.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.67
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ID: 702950
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 60.00
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ID: 703398
Weight: 0.02ct
Size: 1.8 mm
Clarity: SI
Content: 1 pc
Price: $ 29.33
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ID: 719979
Weight: 0.05ct
Size: 2.4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 56.12
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ID: 718938
Weight: 0.05ct
Size: 2.1 x 1.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 67.34
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ID: 695036
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 48.00
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ID: 695605
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.00
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ID: 718891
Weight: 0.07ct
Size: 2.1 x 2.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 78.56
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ID: 692898
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.00
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ID: 719049
Weight: 0.07ct
Size: 2.2 x 2 mm
Clarity: VS
Content: 1 pc
Price: $ 94.27
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ID: 718885
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 80.81
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ID: 718928
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 80.81
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ID: 720094
Weight: 0.07ct
Size: 2.2 x 2.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 94.27
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ID: 692765
Weight: 0.07ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 100.08
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ID: 719731
Weight: 0.09ct
Size: 2.5 x 2.4 mm
Clarity: SI
Content: 1 pc
Price: $ 121.21
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ID: 719980
Weight: 0.05ct
Size: 1.9 x 1.9 mm
Clarity: VS
Content: 1 pc
Price: $ 67.34
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ID: 719407
Weight: 0.38ct
Size: 4.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 511.76
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ID: 718887
Weight: 0.05ct
Size: 1.9 x 1.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 67.34
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ID: 719646
Weight: 0.08ct
Size: 2.4 x 2.4 mm
Clarity: VS
Content: 1 pc
Price: $ 107.74
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ID: 719983
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 67.34
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ID: 718968
Weight: 0.09ct
Size: 2.6 x 2.5 mm
Clarity: SI
Content: 1 pc
Price: $ 121.21
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ID: 703242
Weight: 0.03ct
Size: 2.1 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 44.00
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ID: 703244
Weight: 0.03ct
Size: 2.1 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 44.00
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ID: 695230
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.00
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ID: 692853
Weight: 0.05ct
Size: 2.4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 60.00
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ID: 719650
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 80.81
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ID: 719294
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 80.81
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ID: 703288
Weight: 0.03ct
Size: 2.3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 44.00
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ID: 703287
Weight: 0.02ct
Size: 1.7 mm
Clarity: VS
Content: 1 pc
Price: $ 29.33
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ID: 718769
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 67.34
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ID: 702986
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 72.00
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ID: 702948
Weight: 0.03ct
Size: 2.2 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.00
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ID: 702977
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 72.00
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ID: 703239
Weight: 0.05ct
Size: 2.4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 73.33
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ID: 719645
Weight: 0.03ct
Size: 1.8 x 1.8 mm
Clarity: VS
Content: 1 pc
Price: $ 40.40
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ID: 695031
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 60.00
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ID: 692894
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 60.00
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ID: 717360
Weight: 0.04ct
Size: 2.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 52.00
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ID: 702953
Weight: 0.08ct
Size: 2.7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 96.00
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ID: 719454
Weight: 0.07ct
Size: 2.3 x 2.2 mm
Clarity: VS
Content: 1 pc
Price: $ 94.27
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ID: 719985
Weight: 0.07ct
Size: 2.2 x 2 mm
Clarity: VS
Content: 1 pc
Price: $ 94.27
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ID: 718973
Weight: 0.04ct
Size: 2.2 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 53.87
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ID: 719462
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 67.34
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ID: 719986
Weight: 0.06ct
Size: 2.1 x 2.1 mm
Clarity: VS
Content: 1 pc
Price: $ 80.81
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ID: 719053
Weight: 0.06ct
Size: 2.4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 80.81
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ID: 719643
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 67.34
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ID: 717357
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 78.00
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ID: 702981
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 50.00
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ID: 718881
Weight: 0.05ct
Size: 2.1 x 2.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 67.34
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ID: 702721
Weight: 0.02ct
Size: 2.2 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.44
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ID: 692884
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 48.00
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ID: 718970
Weight: 0.05ct
Size: 2 x 1.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 67.34
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FAQs

What are loose blue diamonds?

Loose blue diamonds are unmounted, natural gemstones known for their stunning blue color and rarity. These gems are often used to create custom jewelry, such as engagement rings, or kept as investment pieces.

Are GIA-certified blue diamonds better?

Yes, GIA-certified blue diamonds are highly recommended as they guarantee the gemstone's authenticity, quality, and details like cut, clarity, and carat weight. Choosing GIA-certified loose blue diamonds ensures you’re purchasing a genuine and valuable stone.

What makes fancy blue diamonds unique?

Fancy blue diamonds are prized for their vivid blue color and are rarer than traditional diamonds. Their unique hues, combined with exceptional clarity and cuts, make them a favorite choice for collectors and jewelry designers.

Can I use loose blue diamonds for engagement rings?

Absolutely! Loose blue diamonds are perfect for custom engagement rings. Their natural beauty and versatility allow you to choose the ideal cut and setting for a unique and meaningful design.

How do I care for my loose blue diamonds?

To maintain the brilliance of your loose blue diamonds, clean them regularly with a soft cloth and mild soap. Avoid exposing them to harsh chemicals and store them separately to prevent scratches on the surface.

Are loose blue diamonds a good investment?

Yes, loose blue diamonds, especially rare or GIA-certified stones, are considered excellent investments due to their rarity and increasing market demand. Their natural beauty and timeless appeal make them valuable assets.

What factors determine the value of a loose blue diamond?

The value of a loose blue diamond depends on its color intensity, clarity, cut quality, and carat weight. Rare fancy blue diamonds or those with vivid blue hues often command higher prices.

Are there different cuts available for loose blue diamonds?

Yes, loose blue diamonds come in various cuts, including round, princess, emerald, and cushion. Each cut enhances the stone's brilliance and highlights its natural blue color.

What is the difference between natural and treated blue diamonds?

Natural blue diamonds derive their color from boron within the stone, while treated diamonds undergo processes like irradiation to achieve a blue hue. Natural blue diamonds, such as those in our collection, are more valuable and sought after.

Where can I buy high-quality loose blue diamonds?

You can find high-quality loose blue diamonds, including rare fancy blue diamonds and GIA-certified options, from trusted gemstone dealers. Look for vendors offering a wide selection of cuts, sizes, and colors to suit your needs.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

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selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
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Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
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I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
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Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

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The website was nice and I bought some gems

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Site is easy to navigate and the variety is great and how often new products are added is also great.

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I would recommend gem select yo everyone Fast service and no problems

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First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
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The stones are very nice.

Posted By Mvk in August, 2025
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