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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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4.05ctw Swiss Blue Topaz, Oval, Transparent

7 x 5 mm (calibrated)

$ 37.43

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3.89ct Pastel Blue Tanzanite, Oval, Translucent

10 x 8 mm (calibrated)

$ 40.56

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17.71ct Dark Blue Lapis Lazuli, Oval, Opaque

17.1 x 13.4 mm

$ 36.55

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3.37ct Purplish Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 8.09

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2.76ct Navy Blue Star Sapphire, Oval, Opaque

9 x 7 mm (calibrated)

$ 63.48

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2.69ctw Blue Sapphire, Round, Transparent

4.5 mm (calibrated)

$ 71.02

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12.58ct Very Deep Blue Lapis Lazuli, Oval, Opaque

17.2 x 12.4 mm

$ 25.97

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2.99ct Purplish Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 7.18

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4.24ctw Dark Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 100.74

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3.45ctw Deep Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 81.97

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3.04ctw Deep Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 80.26

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12.94ct Light Green-Blue Cat's Eye Aquamarine, Oval, Transparent

17.5 x 11.6 mm

$ 228.32

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2.28ct Light Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 23.77

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7.21ctw Intense Violet Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 75.18

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5.69ctw Dark Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 150.22

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2.42ct Light Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 25.24

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3.08ct Intense Violet Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 29.57

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23.47ct Intense Navy Blue Lapis Lazuli, Cushion, Opaque

20 x 15.9 mm

$ 49.85

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3.80ct Light Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 39.62

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23.48ct Baby Blue Aquamarine, Oval, Transparent

19.5 x 15.7 mm

$ 117.40

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4.52ctw Twilight Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 99.44

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3.18ct Purplish Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 7.63

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3.07ct Violet Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 32.02

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98.69ct Bright Blue Lapis Lazuli, Square, Opaque

27.5 x 27 mm

$ 98.69

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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 -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
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Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy process.

Posted By Crafty Seabee in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate
Enlarged Gemstone Image