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Home Gemstones Chalcedony
13.04 ctw Blue Chalcedony Gemstones, Chalcedony Gems in Round Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
13.04 ctw Blue Chalcedony Stones, Natural Chalcedony in Round Rose-Cut Shape for Sale Chalcedony Gemstones in 13 mm (calibrated) Size for Sale, Chalcedony Stones in Light Purplish Blue Color

13.04ct Natural Blue Chalcedony, Round Cut, 12.84 mm

9.7 out of 10
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Product ID: 609437
Type: Chalcedony
Weight: 13.04 ct (total) 2 gems
avg. 6.52 ct
Size: 13 mm calibrated
Size: 12.8 mm
Exact Size: 12.84 x 5.68 mm
Diameter x Depth
Shape: Round Rose-Cut
Color: Light Purplish Blue
Clarity: Transparent
Treatment: Untreated
Origin: Brazil
Content: 2 pcs
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Product Description

These are 13.04 carat natural light purplish blue Chalcedony gems, 2 pcs in round shape with an exact size of 12.84 mm x 5.68 mm (avg.). These loose Chalcedony gemstones were mined in Brazil and their clarity is Transparent. No treatment has been applied on these natural Chalcedony stones

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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 -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 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
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Enlarged Gemstone Image