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 Aquamarine (15)
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Clear All
ID:
427831
Weight:
2.57ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.97
Item in Stock
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ID:
690238
Weight:
30.62ct
Size:
33.2 x 15 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
50.40
Item in Stock
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ID:
518194
Weight:
1.38ct
Size:
7.4 x 6.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
27.32
Item in Stock
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ID:
371776
Weight:
8.91ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
47.04
Item in Stock
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ID:
743170
Weight:
1.23ct
Size:
7.2 x 5.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
51.66
Item in Stock
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ID:
389764
Weight:
2.57ct (total)
Size:
5.8 x 4.2 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
185.03
Item in Stock
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ID:
537693
Weight:
1.16ct
Size:
8.4 x 4.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
105.65
Item in Stock
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ID:
725587
Weight:
0.84ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
8.06
Item in Stock
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ID:
481331
Weight:
26.85ct
Size:
32.2 x 21.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.58
Item in Stock
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ID:
572771
Weight:
1.18ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
46.73
Item in Stock
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ID:
535187
Weight:
2.47ct
Size:
12.7 x 4.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
444.60
Item in Stock
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ID:
582931
Weight:
1.03ct
Size:
8.2 x 5.7 mm
Clarity:
SI
Content:
1 pc
Price:
$
45.32
Item in Stock
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ID:
699556
Weight:
43.27ct
Size:
28.9 x 26.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.35
Item in Stock
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ID:
681854
Weight:
0.22ct
Size:
3.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
126.10
Item in Stock
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ID:
698913
Weight:
0.76ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Price:
$
6.38
Item in Stock
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ID:
424767
Weight:
0.66ct
Size:
5 x 4.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
26.14
Item in Stock
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ID:
574912
Weight:
7.05ct
Size:
15.3 x 10.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.84
Item in Stock
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ID:
662642
Weight:
2.08ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
49.92
Item in Stock
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ID:
631676
Weight:
0.88ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
26.40
Item in Stock
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ID:
722687
Weight:
11.64ct
Size:
18.3 x 14.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
97.78
Item in Stock
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ID:
561767
Weight:
2.64ct
Size:
10.9 x 8 mm
Clarity:
SI
Content:
1 pc
Price:
$
139.39
Item in Stock
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ID:
553695
Weight:
1.59ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
9.58
Item in Stock
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ID:
605810
Weight:
22.01ct (total)
Size:
20.1 x 11.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
34.28
Item in Stock
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ID:
654799
Weight:
4.21ct
Size:
12.8 x 9.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
55.57
Item in Stock
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ID:
742824
Weight:
1.58ct
Size:
6.9 x 6.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
189.60
Item in Stock
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ID:
547758
Weight:
1.93ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
39.11
Item in Stock
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ID:
451258
Weight:
2.27ct (total)
Size:
4.8 x 4.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
20.98
Item in Stock
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ID:
743363
Weight:
1.16ct
Size:
6.8 x 6.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
162.40
Item in Stock
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ID:
691103
Weight:
2.98ct
Size:
11.6 x 11.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
160.92
Item in Stock
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ID:
569761
Weight:
3.67ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
27.04
Item in Stock
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ID:
737378
Weight:
2.11ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
94.95
Item in Stock
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ID:
659546
Weight:
1.18ct
Size:
6 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
2.83
Item in Stock
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ID:
687132
Weight:
6.16ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.39
Item in Stock
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ID:
619176
Weight:
18.77ct (total)
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
49.55
Item in Stock
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ID:
367634
Weight:
5.70ct
Size:
13.7 x 8.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
38.45
Item in Stock
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ID:
555094
Weight:
6.66ct
Size:
17.4 x 11.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
13.09
Item in Stock
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ID:
598429
Weight:
28.97ct
Size:
26.5 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.41
Item in Stock
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ID:
717968
Weight:
0.10ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
96.00
Item in Stock
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ID:
694208
Weight:
0.78ct
Size:
8.9 x 4.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.40
Item in Stock
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ID:
650169
Weight:
5.64ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
4.00
Item in Stock
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ID:
691468
Weight:
0.34ct
Size:
4 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
20.40
Item in Stock
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ID:
520168
Weight:
2.89ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
19.08
Item in Stock
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ID:
308898
Weight:
9.91ct (total)
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
36.64
Item in Stock
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ID:
312023
Weight:
3.74ct (total)
Size:
3.2 x 3.2 mm
Clarity:
Transparent
Content:
20 pcs
Price:
$
83.93
Item in Stock
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ID:
702345
Weight:
avg. 0.05 ct / each
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Price:
$
15.30
Item in Stock
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ID:
691667
Weight:
0.55ct
Size:
5 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
46.20
Item in Stock
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ID:
482146
Weight:
25.74ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
33.30
Item in Stock
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ID:
508993
Weight:
45.17ct
Size:
25.3 x 20.4 mm
Clarity:
IF
Content:
1 pc
Price:
$
271.02
Item in Stock
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ID:
393589
Weight:
1.99ct (total)
Size:
3 x 2 mm (calibrated)
Clarity:
VS
Content:
25 pcs
Price:
$
144.48
Item in Stock
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ID:
658747
Weight:
20.50ct
Size:
18.8 x 18.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.01
Item in Stock
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ID:
488296
Weight:
50.68ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
37.46
Item in Stock
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ID:
366493
Weight:
1.13ct
Size:
6.9 x 5.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
158.66
Item in Stock
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ID:
723723
Weight:
1.71ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
16.42
Item in Stock
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ID:
718184
Weight:
1.01ct
Size:
6 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.30
Item in Stock
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ID:
723765
Weight:
1.69ct
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.22
Item in Stock
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ID:
350730
Weight:
1.53ct
Size:
20.2 x 3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.44
Item in Stock
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ID:
728368
Weight:
48.05ct
Size:
39.8 x 29.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
98.03
Item in Stock
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ID:
567114
Weight:
5.10ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.42
Item in Stock
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ID:
428392
Weight:
5.78ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
45.78
Item in Stock
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ID:
479152
Weight:
2.71ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
28.62
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 have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Posted By Marti in July, 2025
Source: Bizrate
Overall Rating -> 10
I have been very happy with my prior purchases and enjoy the website experience.
Posted By Trouble in November, 2025
Source: Bizrate
Overall Rating -> 10
I could see the actual gem I was buying
Posted By Bugs in December, 2025
Source: Bizrate
Overall Rating -> 10
So far So good
Posted By VH-1 in July, 2025
Source: Bizrate
Overall Rating -> 9
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
Good selection, using for custom jewlery for my wife.
Posted By Smitty in June, 2025
Source: Bizrate
Overall Rating -> 10
went well
Posted By Doug in May, 2025
Source: Bizrate
Overall Rating -> 10
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
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
Source: Bizrate