Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Gemtypes in Category:
Actinolite Cat's Eye (54)
Agate (589)
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Carnelian (21)
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Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
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Cavansite (36)
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Chrysoberyl Cat's Eye (55)
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Clinohumite (30)
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Color-Change Sapphire (4)
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Druzy Variscite (130)
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ID:
398835
Weight:
4.90ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
129.36
Item in Stock
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ID:
718173
Weight:
0.03ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.80
Item in Stock
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ID:
603012
Weight:
1.34ct
Size:
9 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.92
Item in Stock
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ID:
584852
Weight:
0.70ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Price:
$
24.02
Item in Stock
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ID:
650599
Weight:
0.87ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
7.31
Item in Stock
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ID:
431439
Weight:
1.49ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
35.40
Item in Stock
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ID:
710426
Weight:
2.11ct
Size:
15.3 x 5.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.16
Item in Stock
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ID:
742117
Weight:
2.08ct
Size:
10 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
20.80
Item in Stock
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ID:
387433
Weight:
2.71ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
17.89
Item in Stock
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ID:
712753
Weight:
2.51ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
60.24
Item in Stock
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ID:
663013
Weight:
0.97ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.62
Item in Stock
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ID:
500977
Weight:
6.20ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
57.29
Item in Stock
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ID:
728243
Weight:
2.49ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
14.94
Item in Stock
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ID:
464408
Weight:
3.95ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
36.50
Item in Stock
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ID:
730821
Weight:
13.73ct (total)
Size:
22 x 11.5 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
9.40
Item in Stock
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ID:
678329
Weight:
3.46ct
Size:
8.9 x 8.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
124.56
Item in Stock
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ID:
546473
Weight:
3.41ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.01
Item in Stock
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ID:
548028
Weight:
2.21ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
44.77
Item in Stock
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ID:
720595
Weight:
1.05ct
Size:
6.3 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
101.06
Item in Stock
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ID:
719609
Weight:
0.75ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
6.30
Item in Stock
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ID:
436890
Weight:
3.67ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
7.26
Item in Stock
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ID:
724949
Weight:
1.14ct
Size:
6.2 x 5.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
47.88
Item in Stock
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ID:
608281
Weight:
1.37ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.10
Item in Stock
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ID:
683196
Weight:
5.12ct
Size:
12.9 x 9.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
47.44
Item in Stock
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ID:
707102
Weight:
2.15ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.16
Item in Stock
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ID:
710756
Weight:
12.03ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
32.05
Item in Stock
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ID:
407915
Weight:
3.32ct
Size:
13 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
182.10
Item in Stock
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ID:
483584
Weight:
1.04ct
Size:
5.6 x 5.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
75.50
Item in Stock
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ID:
737621
Weight:
7.29ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
43.74
Item in Stock
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ID:
498976
Weight:
1.58ct
Size:
10 x 7 mm (calibrated)
Clarity:
VVS-VS
Price:
$
14.60
Item in Stock
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ID:
504657
Weight:
2.62ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Price:
$
18.47
Item in Stock
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ID:
712387
Weight:
18.06ct
Size:
21.2 x 16 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
151.70
Item in Stock
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ID:
364062
Weight:
19.58ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
38.77
Item in Stock
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ID:
606805
Weight:
9.53ct
Size:
17.1 x 11 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.86
Item in Stock
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ID:
390556
Weight:
1.45ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
93.32
Item in Stock
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ID:
712255
Weight:
23.25ct
Size:
20.8 x 20.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
46.32
Item in Stock
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ID:
489743
Weight:
2.56ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
50.69
Item in Stock
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ID:
711529
Weight:
4.46ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
64.22
Item in Stock
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ID:
688258
Weight:
0.37ct
Size:
4.8 x 3.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.42
Item in Stock
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ID:
656140
Weight:
12.22ct
Size:
23.2 x 21.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.47
Item in Stock
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ID:
745793
Weight:
1.12ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
25.76
Item in Stock
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ID:
672054
Weight:
2.04ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
48.96
Item in Stock
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ID:
733757
Weight:
3.48ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
31.44
Item in Stock
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ID:
562915
Weight:
3.72ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.37
Item in Stock
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ID:
526443
Weight:
5.96ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
56.09
Item in Stock
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ID:
522135
Weight:
19.92ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.24
Item in Stock
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ID:
447796
Weight:
1.22ct
Size:
6.2 x 5.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
775.14
Item in Stock
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ID:
621015
Weight:
23.76ct (total)
Size:
21.3 x 15.4 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
62.72
Item in Stock
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ID:
693467
Weight:
109.22ct
Size:
64.4 x 36 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.53
Item in Stock
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ID:
743180
Weight:
1.04ct
Size:
6 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
124.80
Item in Stock
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ID:
650120
Weight:
10.25ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.26
Item in Stock
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ID:
727876
Weight:
1.18ct
Size:
6.4 x 5.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.08
Item in Stock
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ID:
387759
Weight:
4.36ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
28.78
Item in Stock
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ID:
729941
Weight:
62.29ct
Size:
32.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.80
Item in Stock
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ID:
458420
Weight:
5.25ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
48.52
Item in Stock
More Options & Item Details
ID:
371478
Weight:
25.62ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
135.28
Item in Stock
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ID:
656761
Weight:
0.85ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.28
Item in Stock
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ID:
485277
Weight:
5.53ct (total)
Size:
10.4 x 10.1 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
29.20
Item in Stock
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ID:
706919
Weight:
2.10ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.04
Item in Stock
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ID:
518198
Weight:
1.15ct
Size:
7.1 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
22.78
Item in Stock
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FAQs
What are loose untreated gemstones?
Loose untreated gemstones are natural stones that have not undergone any artificial treatments or enhancements. Examples include unheated sapphires, untreated rubies, and unenhanced diamonds, which maintain their natural beauty and originality.
Why should I choose untreated gemstones over treated ones?
Untreated gemstones, such as unheated topaz and virgin untreated stones, are valued for their authenticity and rarity. These certified untreated gems are perfect for collectors and those seeking ethically sourced, natural stones for unique jewelry designs.
Are untreated gemstones suitable for engagement rings?
Yes, untreated gemstones like GIA-certified natural gems, unenhanced diamonds, and untreated rubies are excellent choices for engagement rings. They offer timeless elegance and are ideal for creating one-of-a-kind designs that reflect personal style.
What makes rare untreated gems valuable for collectors?
Rare untreated gems for collectors, such as authentic untreated crystals and unheated and untreated stones, are prized for their natural appearance and limited availability. Their untouched state makes them highly desirable and a great investment.
How can I ensure the quality of loose untreated gemstones?
Always choose certified untreated gems, like GIA-certified natural gems, to guarantee authenticity and quality. These stones undergo thorough evaluation to ensure they meet the highest standards, making them ideal for both personal collections and jewelry projects.
What types of untreated gemstones are available?
Our collection includes a variety of untreated gemstones such as unheated sapphires, untreated rubies, unenhanced diamonds, and unheated topaz. Each stone is carefully selected to offer unmatched quality and natural beauty.
Are untreated gemstones more expensive than treated ones?
In many cases, untreated gemstones, like precious untreated gemstones and virgin untreated stones, can be more valuable due to their rarity and natural state. Their unique characteristics make them highly sought after by collectors and jewelry enthusiasts.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 10
I love the product and the details about each of them.
Posted By Love It! in July, 2025
Source: Bizrate
Overall Rating -> 10
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
Source: Bizrate
Overall Rating -> 10
nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic
Posted By Steve m. in February, 2025
Source: Bizrate
Overall Rating -> 10
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
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
Overall Rating -> 10
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 2025
Source: Bizrate
Overall Rating -> 10
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
the selection is good as are the prices
Posted By Old man in August, 2025
Source: Bizrate