Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
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Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
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ID:
453058
Weight:
4.77ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
44.08
Item in Stock
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ID:
715583
Weight:
0.99ct
Size:
12.1 x 4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
9.50
Item in Stock
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ID:
715571
Weight:
21.63ct
Size:
20.4 x 18.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
207.65
Item in Stock
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ID:
700971
Weight:
0.45ct
Size:
4.5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
27.00
Item in Stock
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ID:
519526
Weight:
2.06ct
Size:
7.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
54.38
Item in Stock
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ID:
311862
Weight:
1.59ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
83.95
Item in Stock
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ID:
713857
Weight:
18.82ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
158.09
Item in Stock
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ID:
518933
Weight:
1.56ct
Size:
10.9 x 4.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
123.55
Item in Stock
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ID:
430947
Weight:
6.36ct
Size:
14.6 x 8.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.54
Item in Stock
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ID:
655292
Weight:
2.22ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
18.65
Item in Stock
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ID:
710199
Weight:
12.49ct
Size:
16 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
36.42
Item in Stock
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ID:
406792
Weight:
2.56ct (total)
Size:
5.9 x 4.5 mm
Clarity:
VS
Content:
5 pcs
Price:
$
118.27
Item in Stock
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ID:
518613
Weight:
2.18ct
Size:
8.5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.39
Item in Stock
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ID:
728019
Weight:
2.56ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.14
Item in Stock
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ID:
706912
Weight:
2.09ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.02
Item in Stock
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ID:
501264
Weight:
6.07ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
56.09
Item in Stock
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ID:
636618
Weight:
0.97ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
51.22
Item in Stock
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ID:
332918
Weight:
18.94ct
Size:
16.8 x 15.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
30.00
Item in Stock
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ID:
514797
Weight:
1.97ct
Size:
8.7 x 6.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
33.80
Item in Stock
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ID:
725209
Weight:
0.60ct
Size:
10.3 x 2.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
25.20
Item in Stock
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ID:
725008
Weight:
10.42ct
Size:
14.7 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.88
Item in Stock
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ID:
514067
Weight:
avg. 2.91 ct / each
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Price:
$
26.35
Item in Stock
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ID:
689605
Weight:
2.24ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
67.20
Item in Stock
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ID:
699817
Weight:
4.82ct
Size:
16.8 x 8.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.63
Item in Stock
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ID:
551467
Weight:
0.96ct
Size:
7.4 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.61
Item in Stock
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ID:
714105
Weight:
0.36ct
Size:
4.2 mm
Clarity:
SI
Content:
1 pc
Price:
$
10.80
Item in Stock
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ID:
674134
Weight:
1.93ct
Size:
11.3 x 8.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
81.06
Item in Stock
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ID:
668874
Weight:
9.25ct
Size:
23.7 x 10.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
199.80
Item in Stock
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ID:
733097
Weight:
0.37ct
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.54
Item in Stock
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ID:
513363
Weight:
1.73ct
Size:
8.1 x 7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
125.60
Item in Stock
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ID:
344391
Weight:
38.70ct
Size:
22.4 x 18.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
68.98
Item in Stock
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ID:
683996
Weight:
0.50ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.00
Item in Stock
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ID:
706945
Weight:
1.41ct
Size:
8 x 7.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
3.38
Item in Stock
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ID:
451290
Weight:
1.67ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
15.43
Item in Stock
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ID:
585861
Weight:
26.91ct
Size:
30 x 15.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
177.61
Item in Stock
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ID:
683054
Weight:
0.15ct
Size:
3.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
85.97
Item in Stock
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ID:
712334
Weight:
4.07ct
Size:
12 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.85
Item in Stock
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ID:
679243
Weight:
11.23ct
Size:
18.3 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
67.38
Item in Stock
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ID:
744491
Weight:
1.25ct
Size:
6.7 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.50
Item in Stock
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ID:
454956
Weight:
34.06ct (total)
Size:
21.3 x 13.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
44.96
Item in Stock
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ID:
435376
Weight:
4.28ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
33.90
Item in Stock
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ID:
711208
Weight:
0.53ct
Size:
6.2 x 4.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
1.42
Item in Stock
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ID:
657905
Weight:
0.81ct
Size:
6.7 x 4.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.89
Item in Stock
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ID:
489422
Weight:
3.14ct (total)
Size:
5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
62.17
Item in Stock
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ID:
699633
Weight:
0.82ct
Size:
5.9 x 4.7 mm
Clarity:
SI
Content:
1 pc
Price:
$
49.20
Item in Stock
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ID:
735799
Weight:
25.95ct
Size:
37.9 x 18.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
21.49
Item in Stock
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ID:
724426
Weight:
57.88ct
Size:
30 x 22 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
522.31
Item in Stock
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ID:
458237
Weight:
1.31ct (total)
Size:
4.4 x 3.5 mm
Clarity:
VS
Content:
4 pcs
Price:
$
172.92
Item in Stock
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ID:
489419
Weight:
2.98ct (total)
Size:
5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
59.00
Item in Stock
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ID:
585529
Weight:
35.75ct
Size:
35.2 x 28.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.76
Item in Stock
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ID:
439101
Weight:
3.42ct
Size:
8.7 x 8.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
212.17
Item in Stock
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ID:
715328
Weight:
1.93ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
18.53
Item in Stock
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ID:
621645
Weight:
1.07ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.51
Item in Stock
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ID:
711009
Weight:
1.08ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.56
Item in Stock
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ID:
725668
Weight:
0.45ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
4.32
Item in Stock
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ID:
730264
Weight:
5.66ct
Size:
15.7 x 10.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
543.36
Item in Stock
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ID:
699236
Weight:
0.78ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
6.55
Item in Stock
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ID:
480921
Weight:
2.70ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
24.95
Item in Stock
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ID:
694836
Weight:
19.68ct
Size:
23.4 x 14 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
136.03
Item in Stock
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ID:
706779
Weight:
2.16ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.18
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
My experience was done with ease
Posted By Barb in October, 2025
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Overall Rating -> 10
Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.
Posted By JD in July, 2025
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Overall Rating -> 9
I love wide range of stones.
Always have my preference.
Posted By Ray in April, 2025
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Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
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Overall Rating -> 10
Great site for finding specific stones and sizes for individual pieces of jewelry
Posted By Designer in December, 2025
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Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
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Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
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Overall Rating -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
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Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
Posted By G.W. in June, 2025
Source: Bizrate