What are loose black diamonds?

Loose black diamonds are individual gemstones that are not set in any jewelry. These include natural black diamonds, raw black diamonds, polished black diamonds, and even fancy color diamonds, offering flexibility for custom jewelry designs.

Are your black diamonds certified?

Yes, we offer certified black diamonds that meet international quality standards. Our certified loose diamonds are ideal for both personal use and investment purposes.

What shapes and cuts are available for black diamonds?

We provide a wide range of cuts, including round black diamonds, princess-cut black diamonds, cushion-cut black diamonds, oval black diamonds, and brilliant-cut black diamonds. These shapes cater to various design preferences and jewelry styles.

Are your loose black diamonds conflict-free?

Yes, all our loose black diamonds, including natural and AAA-grade black diamonds, are conflict-free. We prioritize ethical sourcing to ensure peace of mind for our customers.

Do you offer wholesale loose black diamonds?

Absolutely! We specialize in wholesale black diamonds, including loose fancy black diamonds and black diamonds for setting. These are perfect for jewelers, designers, and retailers.

What is the difference between raw black diamonds and polished black diamonds?

Raw black diamonds are uncut and untreated stones in their natural form, while polished black diamonds are expertly cut and finished to enhance their brilliance. Both options are available in our collection.

Can I use loose black diamonds for custom jewelry?

Yes, loose black diamonds are perfect for custom jewelry designs. You can choose from various styles like natural black diamonds or fancy color diamonds to create unique rings, necklaces, or other pieces.

Are investment-grade black diamonds available?

Yes, we offer investment-grade black diamonds that are carefully selected for their quality and long-term value. These include certified loose diamonds and AAA-grade black diamonds.

How can I buy black diamonds online?

You can browse our collection of loose black diamonds, certified black diamonds, and wholesale black diamonds through our online store. Our process is simple, secure, and designed to meet your specific needs.

Why should I choose loose black diamonds over pre-set options?

Loose black diamonds allow you to personalize your jewelry and choose specific shapes, cuts, and sizes. Whether it's round black diamonds or cushion-cut black diamonds, they provide unmatched versatility and creativity.

Loose Black Diamonds for Sale - Certified, Natural, AAA-Grade Stones, Conflict-Free Wholesale black diamonds

Diamond

Black Diamond Weight

Black Diamond Size

Black Diamond Clarity

Black Diamond Price

Size Explained

Choose Size or Size Range

For Example: 6-7

For Example: 8-9

Bi-color

Black Black Diamond

Blue

Brown

Golden

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Multicolor

Orange

Pink

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Red

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White

Yellow

Single

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Lots

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0.05ct Black Diamond, Round, Opaque

2.3 mm (calibrated)

$ 16.28

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0.03ct Black Diamond, Round, Opaque

1.9 mm (calibrated)

$ 10.27

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0.04ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 31.87

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0.22ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 104.66

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0.29ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 114.96

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0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 26.15

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0.25ctw Black Diamond, Round, Opaque

3 mm (calibrated)

$ 118.93

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0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 33.87

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0.29ct Black Diamond, Square, Opaque

3.4 x 3.4 mm

$ 144.42

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0.23ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 109.41

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0.02ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.28

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0.02ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 13.28

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0.03ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 10.27

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0.06ct Black Diamond, Round, Opaque

2.3 mm (calibrated)

$ 19.54

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0.13ctw Black Diamond, Square, Opaque

1.9 x 1.9 mm

$ 64.74

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0.13ctw Black Diamond, Square, Opaque

2 x 1.9 mm

$ 64.74

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0.21ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 99.90

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0.11ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 31.96

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0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 71.71

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0.20ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 95.15

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0.17ct Black Diamond, Round, Opaque

3.5 mm (calibrated)

$ 80.88

View Gem

0.25ct Black Diamond, Square, Opaque

3 x 2.8 mm

$ 124.50

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0.30ct Black Diamond, Square, Opaque

3 x 3 mm (calibrated)

$ 149.40

View Gem

0.35ctw Black Diamond, Square, Opaque

2.8 x 2.6 mm

$ 174.30

View Gem

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Why Buy Black 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 -> 9

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026

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Overall Rating -> 10

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026

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Overall Rating -> 10

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025

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Overall Rating -> 10

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026

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Overall Rating -> 9

I think therea's no problem

Posted By Napoleon in August, 2025

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Overall Rating -> 8

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026

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