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Natural Chalcedony Gemstones for Sale

Browse our collection of natural chalcedony gemstones in beautiful colors, perfect for custom jewelry and gemstone collections.

Chalcedony Weight
Chalcedony Size
Chalcedony Clarity
Chalcedony Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue Chalcedony
Brown
Golden
Gray
Green
Multicolor
Orange
Pink
Purple
Red
Turquoise
Violet Chalcedony
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
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2.58ct Blue Chalcedony, Oval, Transparent

10 x 8 mm (calibrated)

$ 5.14

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29.40ct Blue Chalcedony, Cushion, Opaque

27 x 20 mm (calibrated)

$ 17.57

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3.34ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 6.66

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3.05ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 6.08

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22.40ct Blue Chalcedony, Cushion, Opaque

21.7 x 18.4 mm

$ 55.78

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17.03ct Blue Chalcedony, Pear Shape, Opaque

28 x 17.5 mm

$ 42.41

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9.08ctw Blue Chalcedony, Oval, Translucent

12 x 10 mm (calibrated)

$ 9.95

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26.27ctw Blue Chalcedony, Flower Cut, Translucent

12.8 x 12.1 mm

$ 28.78

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29.53ctw Blue Chalcedony, Flower Cut, Translucent

14 x 14 mm (calibrated)

$ 32.35

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8.75ct Blue Chalcedony, Flower Cut, Translucent

15 x 15 mm (calibrated)

$ 7.99

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6.74ct Violet Chalcedony, Square, Translucent

12 x 12 mm (calibrated)

$ 25.18

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3.42ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 6.81

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5.21ct Blue Chalcedony, Cushion, Translucent

12 x 12 mm (calibrated)

$ 19.46

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6.17ct Blue Chalcedony, Cushion, Translucent

12 x 12 mm (calibrated)

$ 23.05

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3.62ct Blue Chalcedony, Oval, Transparent

11 x 9 mm (calibrated)

$ 7.21

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19.87ct Blue Chalcedony, Cushion, Opaque

19.2 x 18.2 mm

$ 49.48

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9.35ct Violet Chalcedony, Cushion, Translucent

12 x 12 mm (calibrated)

$ 34.92

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25.10ct Blue Chalcedony, Cushion, Opaque

24 x 20.2 mm

$ 62.50

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2.48ct Blue Chalcedony, Oval, Transparent

10 x 8 mm (calibrated)

$ 4.94

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7.17ct Blue Chalcedony, Cushion, Translucent

12 x 12 mm (calibrated)

$ 26.78

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19.25ct Blue Chalcedony, Cushion, Opaque

22.4 x 17 mm

$ 47.94

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7.19ct Violet Chalcedony, Cushion, Translucent

12 x 12 mm (calibrated)

$ 26.85

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5.83ct Blue Chalcedony, Cushion, Translucent

12 x 12 mm (calibrated)

$ 21.77

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13.04ctw Blue Chalcedony, Round, Transparent

13 mm (calibrated)

$ 14.28

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Why Buy Chalcedony from GemSelect?

Natural Chalcedony Stones

Our natural chalcedony stones are carefully selected for their smooth texture, even color and excellent cutting quality. This microcrystalline quartz is valued for its soft translucency and elegant appearance, making it a versatile choice for fine jewelry.

Loose Chalcedony Gemstones Online

Shop loose chalcedony gemstones online with confidence at GemSelect. We offer detailed photos, exact stone specifications and secure worldwide shipping, allowing you to choose the perfect gemstone for your design.

Loose Chalcedony Gemstones for jewelry and collecting

Blue Chalcedony Gemstones

Blue chalcedony is especially popular for its soft pastel tones and calming appearance. These gemstones pair beautifully with white gold and silver, making them ideal for rings, pendants and contemporary jewelry styles.

Chalcedony Cabochons

Chalcedony is commonly cut as cabochons to highlight its smooth surface and gentle glow. Oval, round and freeform cabochons are perfect for statement rings and artisan jewelry pieces.

Faceted Chalcedony Stones

Faceted chalcedony stones offer additional brilliance while maintaining the gem’s characteristic softness. They are well suited for earrings and lighter jewelry designs where subtle sparkle is desired.

Calibrated Chalcedony Sizes

We offer calibrated chalcedony gemstones in popular sizes such as 6 mm, 8 mm and 8 x 6 mm, making them easy to set in standard jewelry mountings.

Wholesale Chalcedony Gemstones

Buy chalcedony gemstones in bulk for jewelry production or resale. Our competitive pricing and wide inventory make sourcing consistent quality stones simple and efficient.

Learn more about properties, origins and care on our Chalcedony Information Page.

FAQs

Is chalcedony a durable gemstone?

Chalcedony has a Mohs hardness of 6.5 to 7, making it suitable for most jewelry types. With proper care, it performs well in rings, earrings and pendants.

Are your chalcedony gemstones natural?

Yes, all our chalcedony gemstones are natural. Any treatments, if present, are fully disclosed on each product page for complete transparency.

What colors of chalcedony are available?

Chalcedony occurs in a range of colors including blue, white, gray, pink and lavender. Blue chalcedony is among the most sought-after varieties for jewelry.

Is chalcedony suitable for engagement rings?

While chalcedony can be used in engagement rings, protective settings are recommended due to its moderate hardness compared to sapphires or diamonds.

Can I buy loose chalcedony stones in matched pairs?

Yes, matched pairs are available for earrings and symmetrical designs. You can filter by size, shape and color to find well-matched stones.

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

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.

Posted By CLTCJH in May, 2026
Source: Bizrate

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

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
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways

Posted By The homie edgar in December, 2025
Source: Bizrate
Enlarged Gemstone Image