Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
Agate (589)
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Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
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Color-Change Sapphire (4)
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ID:
514085
Weight:
6.93ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
65.22
Item in Stock
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ID:
699788
Weight:
40.09ct
Size:
33.2 x 21.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.65
Item in Stock
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ID:
730822
Weight:
18.79ct (total)
Size:
24.9 x 13.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
12.85
Item in Stock
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ID:
735798
Weight:
20.10ct
Size:
34.3 x 15.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.64
Item in Stock
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ID:
450944
Weight:
2.21ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
20.42
Item in Stock
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ID:
727841
Weight:
0.03ct
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.37
Item in Stock
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ID:
517797
Weight:
2.72ct
Size:
9.3 x 7.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
59.82
Item in Stock
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ID:
454078
Weight:
0.75ct
Size:
5.9 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
31.68
Item in Stock
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ID:
454460
Weight:
1.27ct
Size:
10.5 x 4.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
53.64
Item in Stock
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ID:
619364
Weight:
4.38ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.15
Item in Stock
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ID:
574763
Weight:
3.04ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
80.26
Item in Stock
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ID:
590217
Weight:
1.28ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
24.13
Item in Stock
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ID:
382869
Weight:
1.65ct
Size:
8.5 x 6.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
74.14
Item in Stock
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ID:
636242
Weight:
6.79ct
Size:
18.5 x 9.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
57.04
Item in Stock
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ID:
368254
Weight:
2.67ct (total)
Size:
6.5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
17.47
Item in Stock
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ID:
506053
Weight:
47.87ct
Size:
22.3 x 19.3 mm
Clarity:
IF
Content:
1 pc
Price:
$
379.13
Item in Stock
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ID:
711611
Weight:
0.73ct
Size:
6 x 4.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
14.58
Item in Stock
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ID:
349499
Weight:
1.32ct
Size:
7.4 x 6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
169.88
Item in Stock
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ID:
497755
Weight:
2.97ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
20.50
Item in Stock
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ID:
426964
Weight:
2.95ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
15.58
Item in Stock
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ID:
647291
Weight:
54.28ct
Size:
35.7 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.14
Item in Stock
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ID:
682018
Weight:
0.58ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Price:
$
4.87
Item in Stock
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ID:
418218
Weight:
15.43ct (total)
Size:
17.8 x 12.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
30.54
Item in Stock
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ID:
516713
Weight:
1.33ct
Size:
8.3 x 6.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
122.89
Item in Stock
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ID:
725448
Weight:
0.52ct
Size:
10.6 x 2.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
21.84
Item in Stock
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ID:
491590
Weight:
18.06ct (total)
Size:
18.1 x 9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
21.22
Item in Stock
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ID:
640476
Weight:
0.21ct
Size:
5 x 2.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
10.08
Item in Stock
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ID:
673549
Weight:
1.54ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
36.96
Item in Stock
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ID:
596473
Weight:
21.17ct
Size:
22.8 x 16.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
186.67
Item in Stock
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ID:
566200
Weight:
1.09ct
Size:
6.6 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.80
Item in Stock
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ID:
456692
Weight:
1.96ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
18.11
Item in Stock
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ID:
479537
Weight:
1.83ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
19.32
Item in Stock
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ID:
554181
Weight:
7.24ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
54.86
Item in Stock
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ID:
479427
Weight:
2.16ct (total)
Size:
10.2 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.81
Item in Stock
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ID:
704634
Weight:
1.94ct
Size:
10.3 x 8.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
58.20
Item in Stock
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ID:
697856
Weight:
6.38ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
53.59
Item in Stock
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ID:
688808
Weight:
0.71ct
Size:
9.2 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
6.82
Item in Stock
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ID:
732955
Weight:
3.16ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.55
Item in Stock
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ID:
484775
Weight:
2.04ct
Size:
7.8 x 6.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.46
Item in Stock
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ID:
716322
Weight:
13.24ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
127.10
Item in Stock
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ID:
484260
Weight:
1.38ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.22
Item in Stock
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ID:
561388
Weight:
0.63ct
Size:
5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
34.93
Item in Stock
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ID:
450730
Weight:
5.63ct
Size:
15.7 x 9.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
52.02
Item in Stock
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ID:
722445
Weight:
9.43ct
Size:
18.9 x 10.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
79.21
Item in Stock
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ID:
498617
Weight:
0.78ct
Size:
5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
41.18
Item in Stock
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ID:
558078
Weight:
3.82ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.90
Item in Stock
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ID:
632706
Weight:
3.10ct
Size:
18.1 x 7.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
22.32
Item in Stock
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ID:
684207
Weight:
0.44ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.48
Item in Stock
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ID:
711973
Weight:
2.44ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.50
Item in Stock
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ID:
725000
Weight:
0.90ct
Size:
6.4 x 4.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
37.80
Item in Stock
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ID:
713064
Weight:
4.77ct (total)
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.71
Item in Stock
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ID:
445361
Weight:
3.73ct
Size:
12.8 x 8.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
24.62
Item in Stock
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ID:
730300
Weight:
68.10ct
Size:
35.3 x 27.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.38
Item in Stock
More Options & Item Details
ID:
398115
Weight:
1.41ct
Size:
19.7 x 3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
40.94
Item in Stock
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ID:
610309
Weight:
12.26ct
Size:
20.8 x 17.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.65
Item in Stock
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ID:
686207
Weight:
1.98ct
Size:
8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.38
Item in Stock
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ID:
418265
Weight:
5.23ct
Size:
14 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.37
Item in Stock
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ID:
730033
Weight:
0.21ct
Size:
5 x 2.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
10.08
Item in Stock
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ID:
673892
Weight:
17.81ct
Size:
22.3 x 13.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
320.58
Item in Stock
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ID:
475125
Weight:
1.89ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
62.38
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
I can pick and choose from large selection and find just what I need for .y projects, currently my cane.
Posted By Darkstar731 in July, 2025
Source: Bizrate
Overall Rating -> 10
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Posted By Maggie in August, 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
It was my second time so I understand what it is to do
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 10
Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10
Posted By KT in September, 2025
Source: Bizrate
Overall Rating -> 10
selection was broad and the check out was quick. Great site
Posted By JC Karl in September, 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
All good
Posted By DouscheGift in August, 2025
Source: Bizrate
Overall Rating -> 10
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