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Blue Cabochon Gemstones

Browse our selection of natural blue cabochon gemstones, perfect for unique and elegant jewelry designs.

Blue Cabochon Gems Weight
Blue Cabochon Gems Size
Blue Cabochon Gems Clarity
Blue Cabochon Gems Price
Blue Cabochon Gems Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue Blue Cabochon Gems
Brown
Golden
Gray
Green
Multicolor
Orange
Pink
Purple
Red
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
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1.65Ct Deep Blue Star Sapphire, Oval, Opaque

7.2 x 5.3 mm

$ 45.54

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2.01Ct Electric Purple Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 20.96

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17.84Ct Light Blue Chalcedony, Pear Shape, Opaque

21.1 x 19.9 mm

$ 53.52

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3.27Ctw Deep Blue Star Sapphire, Oval, Opaque

7.3 x 5.4 mm

$ 90.25

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3.57Ctw Swiss Blue Topaz, Oval, Transparent

7 x 5 mm (calibrated)

$ 32.99

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2.96Ct Purplish Blue Chalcedony, Oval, Transparent

10 x 8 mm (calibrated)

$ 7.10

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3.21Ctw Deep Blue Star Sapphire, Oval, Opaque

7.3 x 5.3 mm

$ 88.60

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0.68Ct Night Blue Star Sapphire, Oval, Opaque

5.2 x 4.2 mm

$ 27.20

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103.79Ct Light Blue Grey Sodalite, Square, Opaque

27.5 x 27.4 mm

$ 103.79

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2.46Ct Baby Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 25.66

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3.32Ct Deep Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 34.62

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28.26Ct Intense Navy Blue Lapis Lazuli, Emerald Cut, Opaque

25.4 x 15 mm

$ 50.99

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3.04Ct Violet Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 7.30

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1.64Ct Intense Violet Blue Tanzanite, Oval, Transparent

8.1 x 6.3 mm

$ 15.74

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7.22Ctw Light Violet Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 75.29

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1.23Ct Deep Blue Star Sapphire, Oval, Opaque

6.9 x 4.6 mm

$ 48.71

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18.73Ct Violet Blue Chalcedony, Fancy, Opaque

25 x 18 mm (calibrated)

$ 56.20

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2.92Ct Intense Violet Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 30.44

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5.38Ctw Swiss Blue Topaz, Oval, Transparent

7 x 5.4 mm

$ 49.72

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3.59Ct Intense Violet Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 37.44

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4.72Ctw Intense Violet Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 41.54

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2.92Ctw Deep Navy Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 77.09

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3.73Ct Intense Violet Blue Tanzanite, Oval, Translucent

9 x 7 mm (calibrated)

$ 38.89

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29.69Ct Dark Blue Lapis Lazuli, Emerald Cut, Opaque

25.5 x 15 mm

$ 64.27

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Why Buy Blue Cabochon Gems from GemSelect?

Natural Blue Cabochon Gemstones

Our blue cabochon gemstones are 100% natural, carefully selected for their smooth polish and attractive color. These gems are ideal for collectors and jewelry makers seeking distinctive designs.

Buy Blue Cabochon Gems Online

Shop blue cabochon gems online with confidence at GemSelect. We offer a wide range of loose gemstones with detailed images, secure checkout, and worldwide delivery.

Loose Blue Cabochon Gemstones for Jewelry Making

Why Choose Cabochon Cut Blue Stones?

The cabochon cut features a smooth, domed surface without facets, enhancing the color and natural patterns of blue gemstones such as turquoise, lapis lazuli, and sapphire.

Popular Blue Cabochon Gem Types

Popular choices include turquoise, lapis lazuli, blue chalcedony, and star sapphire cabochons. Each offers unique color tones and characteristics suited for different jewelry styles.

Blue Cabochons for Jewelry Making

Blue cabochon gemstones are widely used in rings, pendants, earrings, and bracelets. Their smooth surface makes them ideal for bezel settings and vintage-inspired designs.

Calibrated Blue Cabochon Stones

We offer calibrated blue cabochon gemstones in standard sizes, making them easy to set into pre-made jewelry mountings for consistent and professional results.

Wholesale Blue Cabochon Gemstones

Buy blue cabochon gemstones in bulk for your jewelry business or collection. Enjoy competitive pricing and a wide variety of shapes, sizes, and materials.

Understanding Color in Blue Cabochon Gems

Blue cabochon gems range from light sky blue to deep navy tones. Factors such as origin, mineral composition, and treatments can influence color intensity and appearance.

Learn more about gemstone cuts and properties on our Gemstone Cutting Guide.

FAQs

What are blue cabochon gemstones?

Blue cabochon gemstones are polished stones with a smooth, domed surface instead of facets, highlighting their natural color and patterns.

Which blue gemstones are commonly cut as cabochons?

Common blue cabochon gems include turquoise, lapis lazuli, blue chalcedony, moonstone, and star sapphire.

Are blue cabochon gems suitable for rings?

Yes, many blue cabochon gemstones are suitable for rings, especially when set in protective settings like bezels to prevent damage.

Are these gemstones natural?

All blue cabochon gemstones offered are natural, with any treatments clearly disclosed for transparency.

What sizes are available for blue cabochon gemstones?

Blue cabochon gemstones are available in a wide range of sizes, including calibrated dimensions for standard jewelry settings.

Can I buy blue cabochon gemstones in bulk?

Yes, wholesale options are available for bulk purchases, making them ideal for jewelers, designers, and collectors.

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

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website was very easy to use.

Posted By Garnet in January, 2026
Source: Bizrate
Enlarged Gemstone Image