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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Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
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Cavansite (36)
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Clinohumite (30)
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Color-Change Sapphire (6)
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Druzy Variscite (130)
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ID:
479215
Weight:
23.73ct (total)
Size:
16.6 x 11 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
43.24
Item in Stock
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ID:
548659
Weight:
1.33ct
Size:
6.5 x 6.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
60.45
Item in Stock
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ID:
609042
Weight:
1.45ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
26.80
Item in Stock
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ID:
713887
Weight:
1.89ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
15.88
Item in Stock
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ID:
743029
Weight:
11.11ct
Size:
18.5 x 11.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
44.44
Item in Stock
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ID:
645296
Weight:
3.53ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
8.47
Item in Stock
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ID:
547756
Weight:
1.86ct
Size:
7 x 7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
37.69
Item in Stock
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ID:
375917
Weight:
4.03ct (total)
Size:
7.9 x 6.8 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
31.24
Item in Stock
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ID:
712004
Weight:
8.12ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.64
Item in Stock
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ID:
470011
Weight:
14.19ct
Size:
13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
19.67
Item in Stock
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ID:
651752
Weight:
13.42ct
Size:
30.3 x 14.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.64
Item in Stock
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ID:
478624
Weight:
0.85ct
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.75
Item in Stock
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ID:
543372
Weight:
2.41ct
Size:
9 x 7.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
46.73
Item in Stock
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ID:
481489
Weight:
41.06ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
29.27
Item in Stock
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ID:
477900
Weight:
3.51ct
Size:
10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
24.65
Item in Stock
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ID:
450566
Weight:
4.46ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
41.21
Item in Stock
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ID:
737561
Weight:
1.81ct
Size:
8 x 6 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.86
Item in Stock
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ID:
679134
Weight:
2.77ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.27
Item in Stock
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ID:
604047
Weight:
36.33ct
Size:
34 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
38.36
Item in Stock
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ID:
728133
Weight:
0.03ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.37
Item in Stock
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ID:
708497
Weight:
0.88ct
Size:
5.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.17
Item in Stock
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ID:
503795
Weight:
5.33ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
21.11
Item in Stock
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ID:
678876
Weight:
4.92ct
Size:
15.3 x 9.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.52
Item in Stock
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ID:
715826
Weight:
3.08ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.57
Item in Stock
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ID:
529160
Weight:
1.55ct
Size:
9.2 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
135.04
Item in Stock
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ID:
365079
Weight:
1.46ct
Size:
15.6 x 3.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.83
Item in Stock
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ID:
462273
Weight:
4.05ct
Size:
11 mm (calibrated)
Clarity:
VVS-VS
Price:
$
32.08
Item in Stock
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ID:
560423
Weight:
2.06ct
Size:
8.6 x 7 mm
Clarity:
SI
Content:
1 pc
Price:
$
46.22
Item in Stock
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ID:
490460
Weight:
5.70ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
41.39
Item in Stock
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ID:
721167
Weight:
0.48ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
4.03
Item in Stock
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ID:
707115
Weight:
2.26ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.42
Item in Stock
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ID:
736509
Weight:
53.69ct (total)
Size:
36.1 x 25.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
63.35
Item in Stock
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ID:
706887
Weight:
2.51ct
Size:
9.2 x 7.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
6.02
Item in Stock
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ID:
730869
Weight:
14.12ct (total)
Size:
19.5 x 11.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
9.66
Item in Stock
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ID:
500825
Weight:
14.18ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
109.87
Item in Stock
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ID:
650651
Weight:
1.55ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
14.88
Item in Stock
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ID:
706501
Weight:
6.49ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.24
Item in Stock
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ID:
706453
Weight:
19.32ct
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
39.41
Item in Stock
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ID:
664268
Weight:
1.57ct
Size:
9.3 x 7.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
11.30
Item in Stock
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ID:
739109
Weight:
0.55ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
4.95
Item in Stock
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ID:
720907
Weight:
1.35ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.34
Item in Stock
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ID:
534725
Weight:
2.96ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Price:
$
23.45
Item in Stock
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ID:
379182
Weight:
1.74ct (total)
Size:
8 x 5 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
104.20
Item in Stock
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ID:
392533
Weight:
10.07ct (total)
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
66.47
Item in Stock
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ID:
663130
Weight:
1.33ct
Size:
6.8 x 5.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.98
Item in Stock
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ID:
487389
Weight:
62.15ct
Size:
48.4 x 29 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.94
Item in Stock
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ID:
447537
Weight:
2.25ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
106.74
Item in Stock
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ID:
711444
Weight:
2.90ct (total)
Size:
8.2 x 6.3 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
57.91
Item in Stock
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ID:
521006
Weight:
98.09ct
Size:
39.1 x 26.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
258.96
Item in Stock
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ID:
445817
Weight:
2.41ct
Size:
8.6 x 7 mm
Clarity:
VS
Content:
1 pc
Price:
$
115.07
Item in Stock
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ID:
698697
Weight:
1.90ct
Size:
7.9 x 6.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.40
Item in Stock
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ID:
713691
Weight:
1.33ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
22.34
Item in Stock
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ID:
390897
Weight:
9.05ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
17.93
Item in Stock
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ID:
701747
Weight:
7.51ct
Size:
16.6 x 7.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.06
Item in Stock
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ID:
652249
Weight:
18.18ct
Size:
19 x 19 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
43.63
Item in Stock
More Options & Item Details
ID:
662674
Weight:
24.81ct (total)
Size:
25.1 x 15.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
17.57
Item in Stock
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ID:
694370
Weight:
19.07ct
Size:
19 x 18 mm
Clarity:
VVS
Content:
1 pc
Price:
$
160.19
Item in Stock
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ID:
382832
Weight:
18.41ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
33.13
Item in Stock
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ID:
721724
Weight:
0.54ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.72
Item in Stock
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ID:
696452
Weight:
34.09ct
Size:
36.6 x 11.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.09
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
Loved everything. High quality, quick shipping, and authentication included.
Posted By Chris in March, 2025
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Overall Rating -> 10
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Overall Rating -> 10
I love the product and the details about each of them.
Posted By Love It! in July, 2025
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Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
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Overall Rating -> 10
I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items
Posted By Desperaux in November, 2025
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Overall Rating -> 10
I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.
Posted By Tim in March, 2025
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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
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Overall Rating -> 10
the selection is good as are the prices
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Overall Rating -> 10
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