X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

Black Gemstones

Explore our collection of natural black gemstones, perfect for bold, elegant, and modern jewelry designs.

Black Gemstones Weight
Black Gemstones Size
Black Gemstones Clarity
Black Gemstones Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Black Gemstones
Blue
Brown
Golden
Gray
Green
Multicolor
Orange
Pink
Purple
Red
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
Clear All
21.23ctw Black Spinel, Oval, Opaque

21.23ctw Black Spinel, Oval, Opaque

16 x 12 mm (calibrated)

$ 98.09

View Details
2.93ctw Black Onyx, Round, Opaque

2.93ctw Black Onyx, Round, Opaque

7 mm (calibrated)

$ 7.03

View Details
9.65ctw Black Onyx, Cushion, Opaque

9.65ctw Black Onyx, Cushion, Opaque

11 x 11 mm (calibrated)

$ 11.58

View Details
6.78ct Black Star Diopside, Oval, Opaque

6.78ct Black Star Diopside, Oval, Opaque

12 x 10 mm (calibrated)

$ 40.68

View Details
3.12ct Black Star Diopside, Baguette, Opaque

3.12ct Black Star Diopside, Baguette, Opaque

8 x 6 mm (calibrated)

$ 18.72

View Details
12.53ctw Black Star Diopside, Oval, Opaque

12.53ctw Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 62.65

View Details
14.02ctw Black Spinel, Round, Opaque

14.02ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 55.52

View Details
2.16ctw Black Onyx, Round, Opaque

2.16ctw Black Onyx, Round, Opaque

5.5 mm (calibrated)

$ 5.18

View Details
7.94ct Black Star Diopside, Round, Opaque

7.94ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 47.64

View Details
3.25ct Black Star Sapphire, Oval, Opaque

3.25ct Black Star Sapphire, Oval, Opaque

10.6 x 8 mm

$ 58.50

View Details
1.81ct Black Star Diopside, Oval, Opaque

1.81ct Black Star Diopside, Oval, Opaque

8 x 6 mm (calibrated)

$ 10.86

View Details
14.00ctw Black Spinel, Heart, Opaque

14.00ctw Black Spinel, Heart, Opaque

12 x 12 mm (calibrated)

$ 92.40

View Details
9.43ctw Black Star Diopside, Oval, Opaque

9.43ctw Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 56.58

View Details
7.12ct Black Star Sapphire, Oval, Opaque

7.12ct Black Star Sapphire, Oval, Opaque

11.2 x 9.8 mm

$ 170.88

View Details
10.51ct Black Onyx, Pear Shape, Opaque

10.51ct Black Onyx, Pear Shape, Opaque

18 x 13 mm (calibrated)

$ 12.61

View Details
0.06ct Black Diamond, Round, Opaque

0.06ct Black Diamond, Round, Opaque

2.4 mm (calibrated)

$ 24.74

View Details
8.66ctw Black Onyx, Heart, Opaque

8.66ctw Black Onyx, Heart, Opaque

10.5 x 10.4 mm

$ 10.39

View Details
9.38ct Black with Blue Sparkle Nuummite, Oval, Opaque

9.38ct Black with Blue Sparkle Nuummite, Oval, Opaque

17.3 x 12.3 mm

$ 49.86

View Details
9.56ct Schorl Tourmaline, Emerald Cut, Opaque

9.56ct Schorl Tourmaline, Emerald Cut, Opaque

13 x 11 mm (calibrated)

$ 57.36

View Details
5.01ct Black Star Sapphire, Oval, Opaque

5.01ct Black Star Sapphire, Oval, Opaque

10 x 8 mm (calibrated)

$ 108.22

View Details
4.45ct Black Star Sapphire, Oval, Opaque

4.45ct Black Star Sapphire, Oval, Opaque

10 x 8 mm (calibrated)

$ 96.12

View Details
4.46ct Black Onyx, Heart, Opaque

4.46ct Black Onyx, Heart, Opaque

10.5 x 10.4 mm

$ 5.35

View Details
7.07ctw Black Spinel, Round, Opaque

7.07ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 37.33

View Details
8.64ctw Black Onyx, Heart, Opaque

8.64ctw Black Onyx, Heart, Opaque

10 x 10 mm (calibrated)

$ 10.37

View Details

Why Buy Black Gemstones from GemSelect?

Natural Black Gemstones

Our black gemstones are 100% natural and carefully selected for their deep color and quality. From classic onyx to rare black spinel, these stones offer timeless appeal for any jewelry project.

Black Gemstones Online

Buy black gemstones online at GemSelect with confidence. We offer a wide range of loose black gems in various shapes, sizes, and price points, all with detailed descriptions and secure worldwide shipping.

Loose Black Gemstones for Jewelry and Collecting

Popular Black Stones

Popular black gemstones include onyx, black spinel, black sapphire, and tourmaline. Each stone offers a unique look, from glossy opaque finishes to brilliant faceted sparkle.

Black Gemstones for Jewelry

Black gemstones are a favorite for modern and classic jewelry. Their neutral color pairs well with any metal, making them ideal for rings, earrings, pendants, and men’s jewelry.

Faceted Black Gems

Faceted black gemstones provide subtle brilliance and depth. These stones are cut to maximize light reflection, offering a refined and polished look for high-end jewelry designs.

Black Cabochon Stones

Black cabochons feature smooth, domed surfaces that highlight the richness of their color. They are perfect for bold statement pieces and vintage-inspired jewelry.

Wholesale Black Gemstones

We offer wholesale black gemstones for jewelers and designers. Purchase in bulk and enjoy competitive pricing on a wide selection of calibrated and free-size stones.

Meaning of Black Gemstones

Black gemstones are often associated with strength, protection, and grounding. They are popular choices for those seeking a bold, elegant look with symbolic meaning.

Learn more about gemstone properties and characteristics on our Gemstone Information Pages.

FAQs

What are the most popular black gemstones?

Popular black gemstones include onyx, black spinel, black sapphire, and black tourmaline. Each offers different durability, brilliance, and price ranges.

Are black gemstones natural?

Yes, many black gemstones are natural. Some may be treated to enhance color, and all treatments are fully disclosed for transparency.

Are black gemstones suitable for everyday jewelry?

Many black gemstones, such as sapphire and spinel, are durable enough for daily wear, while softer stones like onyx are better suited for occasional use.

What metal pairs best with black gemstones?

Black gemstones pair well with all metals, including white gold, yellow gold, rose gold, and silver. The contrast creates a bold and elegant appearance.

Can I buy black gemstones in calibrated sizes?

Yes, we offer calibrated black gemstones in standard sizes, making them ideal for ready-made jewelry settings and consistent designs.

GemSelect Certified Store Reviews

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

Overall Rating -> 10 star ratings

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

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

Posted By VH-1 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
Enlarged Gemstone Image