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Home Gemstones Chalcedony
17.54 ctw Blue Chalcedony Gemstones, Chalcedony Gems in Oval Buff-Top Shape for Sale.
Photos are of Actual Products for Sale
17.54 ctw Blue Chalcedony Stones, Natural Chalcedony in Oval Buff-Top Shape for Sale Chalcedony Gemstones in 16 x 12 mm (calibrated) Size for Sale, Chalcedony Stones in Purplish Blue Color

17.54ct Natural Blue Chalcedony, Oval Cut, 15.6x12.1 mm

9.7 out of 10
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Product ID: 530643
Type: Chalcedony
Weight: 17.54 ct (total) 2 gems
avg. 8.77 ct
Size: 16 x 12 mm calibrated
Size: 15.6 x 12.1 x 6.7 mm
Exact Size: 15.57 x 12.08 x 6.73 mm
Length x Width x Depth
Shape: Oval Buff-Top
Color: Purplish Blue
Clarity: Translucent
Treatment: Untreated
Origin: Brazil
Content: 2 pcs
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Product Description

These are 17.54 carat natural purplish blue Chalcedony gems, 2 pcs in oval shape with an exact size of 15.57 x 12.08 x 6.73 mm. These loose Chalcedony gemstones were mined in Brazil and their clarity is Translucent. 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

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 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

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate
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