Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (55)
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ID:
674095
Weight:
0.82ct
Size:
8.5 x 6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
34.44
Item in Stock
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ID:
560077
Weight:
1.77ct
Size:
8.4 x 6.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
39.72
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:
472388
Weight:
45.66ct
Size:
35.6 x 26.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
25.32
Item in Stock
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ID:
735792
Weight:
45.38ct
Size:
39.4 x 22.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
37.57
Item in Stock
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ID:
686607
Weight:
14.75ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
17.70
Item in Stock
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ID:
644280
Weight:
1.36ct
Size:
9 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
11.42
Item in Stock
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ID:
625257
Weight:
0.92ct
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.78
Item in Stock
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ID:
727309
Weight:
0.29ct
Size:
5.9 x 4.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
8.70
Item in Stock
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ID:
673901
Weight:
25.56ct
Size:
25.6 x 16.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
460.08
Item in Stock
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ID:
396633
Weight:
4.83ct
Size:
10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.40
Item in Stock
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ID:
465918
Weight:
4.00ct (total)
Size:
12 x 6 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
42.24
Item in Stock
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ID:
527519
Weight:
9.24ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
66.84
Item in Stock
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ID:
416287
Weight:
1.27ct
Size:
20 x 2.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.24
Item in Stock
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ID:
393593
Weight:
5.18ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
34.19
Item in Stock
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ID:
695062
Weight:
0.55ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
19.80
Item in Stock
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ID:
673488
Weight:
1.22ct
Size:
7 x 5.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.28
Item in Stock
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ID:
616839
Weight:
0.84ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
60.98
Item in Stock
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ID:
492070
Weight:
9.87ct
Size:
16.5 x 13.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
37.13
Item in Stock
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ID:
385585
Weight:
2.97ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.61
Item in Stock
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ID:
645833
Weight:
25.84ct
Size:
30 x 16.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
80.62
Item in Stock
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ID:
486604
Weight:
31.54ct
Size:
34.3 x 22.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.06
Item in Stock
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ID:
543734
Weight:
1.03ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.52
Item in Stock
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ID:
411376
Weight:
3.44ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
102.48
Item in Stock
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ID:
681838
Weight:
13.87ct
Size:
15.1 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
69.35
Item in Stock
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ID:
529067
Weight:
1.27ct
Size:
6.3 x 5.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
110.64
Item in Stock
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ID:
481424
Weight:
1.52ct
Size:
6.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
43.68
Item in Stock
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ID:
478035
Weight:
30.95ct
Size:
34.3 x 18 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.65
Item in Stock
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ID:
542524
Weight:
2.06ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Price:
$
19.03
Item in Stock
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ID:
446122
Weight:
4.39ct
Size:
12.8 x 9.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.05
Item in Stock
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ID:
449991
Weight:
2.43ct (total)
Size:
6.9 x 5.4 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.08
Item in Stock
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ID:
683982
Weight:
2.10ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
3.02
Item in Stock
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ID:
730070
Weight:
4.88ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
43.68
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:
724854
Weight:
52.75ct
Size:
30 x 22.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
189.90
Item in Stock
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ID:
570194
Weight:
1.47ct
Size:
6.7 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.93
Item in Stock
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ID:
488633
Weight:
1.98ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.14
Item in Stock
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ID:
548258
Weight:
18.89ct
Size:
18 x 14 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
748.04
Item in Stock
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ID:
205892
Weight:
2.26ct (total)
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
9 pcs
Price:
$
134.24
Item in Stock
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ID:
457130
Weight:
5.70ct
Size:
13.4 x 8.1 mm
Clarity:
VS
Price:
$
30.10
Item in Stock
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ID:
694770
Weight:
2.46ct
Size:
9.6 x 5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
73.80
Item in Stock
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ID:
716353
Weight:
2.78ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
26.69
Item in Stock
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ID:
708436
Weight:
1.41ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.12
Item in Stock
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ID:
565100
Weight:
0.16ct (total)
Size:
2.9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
350.23
Item in Stock
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ID:
738775
Weight:
0.26ct
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
13.00
Item in Stock
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ID:
531245
Weight:
3.14ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.02
Item in Stock
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ID:
431621
Weight:
0.92ct
Size:
5.3 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
19.87
Item in Stock
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ID:
717157
Weight:
18.49ct
Size:
21.8 x 19.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
35.28
Item in Stock
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ID:
567442
Weight:
0.17ct (total)
Size:
2.8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
366.16
Item in Stock
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ID:
696883
Weight:
16.09ct (total)
Size:
18.3 x 9.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
96.54
Item in Stock
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ID:
416284
Weight:
1.24ct
Size:
16.2 x 3.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
39.29
Item in Stock
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ID:
709093
Weight:
0.66ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.36
Item in Stock
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ID:
422072
Weight:
1.36ct
Size:
10.1 x 5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
78.44
Item in Stock
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ID:
672014
Weight:
1.49ct
Size:
6.4 x 5.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
5.36
Item in Stock
More Options & Item Details
ID:
418232
Weight:
7.18ct
Size:
16.3 x 9.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
14.22
Item in Stock
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ID:
396078
Weight:
2.82ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
93.06
Item in Stock
More Options & Item Details
ID:
690281
Weight:
18.42ct
Size:
19 x 10.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
42.00
Item in Stock
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ID:
573697
Weight:
4.03ct (total)
Size:
12 x 5.9 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
42.55
Item in Stock
More Options & Item Details
ID:
501594
Weight:
2.22ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
17.58
Item in Stock
More Options & Item Details
ID:
647376
Weight:
1.27ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.96
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 -> 8
Loved the lot buy options
Posted By BDG in October, 2024
Source: Bizrate
Overall Rating -> 10
Site is easy to navigate and the variety is great and how often new products are added is also great.
Posted By Jhidron in March, 2025
Source: Bizrate
Overall Rating -> 10
I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.
Posted By MVK in July, 2025
Source: Bizrate
Overall Rating -> 10
Excellent selection and easy to use, well done site
Posted By Steph in December, 2024
Source: Bizrate
Overall Rating -> 10
When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.
Posted By LeAnn in April, 2025
Source: Bizrate
Overall Rating -> 10
I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!
Posted By Blkfower83 in October, 2024
Source: Bizrate
Overall Rating -> 10
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Posted By G.W. or Bakyow in July, 2025
Source: Bizrate
Overall Rating -> 9
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate
Overall Rating -> 10
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