Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
Agate (589)
Agate Geode (15)
Alexandrite (21)
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Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
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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Tiger's Eye Matrix (274)
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Uvarovite Garnet Drusy (80)
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ID:
694475
Weight:
20.98ct
Size:
18 x 18 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
176.23
Item in Stock
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ID:
428333
Weight:
3.58ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
9.46
Item in Stock
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ID:
647267
Weight:
1.56ct
Size:
7.9 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
35.57
Item in Stock
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ID:
544608
Weight:
0.78ct
Size:
6.4 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.90
Item in Stock
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ID:
721145
Weight:
45.93ct
Size:
23.4 x 20.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
55.12
Item in Stock
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ID:
731012
Weight:
17.15ct (total)
Size:
22 x 12.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
11.74
Item in Stock
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ID:
648312
Weight:
1.80ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
56.16
Item in Stock
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ID:
727029
Weight:
0.83ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
14.94
Item in Stock
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ID:
670962
Weight:
0.72ct
Size:
5 x 4.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
25.92
Item in Stock
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ID:
665021
Weight:
1.37ct
Size:
7.9 x 6.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
9.86
Item in Stock
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ID:
474921
Weight:
1.93ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.83
Item in Stock
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ID:
691849
Weight:
12.82ct
Size:
14.2 x 11.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
16.00
Item in Stock
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ID:
451236
Weight:
1.46ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.49
Item in Stock
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ID:
686765
Weight:
0.20ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.60
Item in Stock
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ID:
505877
Weight:
1.71ct
Size:
16.1 x 6.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
79.01
Item in Stock
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ID:
727955
Weight:
2.58ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.19
Item in Stock
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ID:
533755
Weight:
2.89ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.88
Item in Stock
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ID:
362500
Weight:
2.11ct
Size:
18.3 x 3.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
69.64
Item in Stock
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ID:
719359
Weight:
0.85ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.14
Item in Stock
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ID:
464367
Weight:
3.52ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
32.52
Item in Stock
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ID:
675692
Weight:
1.11ct
Size:
10.5 x 5.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.16
Item in Stock
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ID:
657087
Weight:
4.05ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
23.04
Item in Stock
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ID:
277022
Weight:
37.19ct
Size:
32.6 x 23.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
49.21
Item in Stock
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ID:
463933
Weight:
5.09ct
Size:
12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.08
Item in Stock
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ID:
390771
Weight:
5.38ct (total)
Size:
8.5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
49.72
Item in Stock
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ID:
449100
Weight:
56.10ct
Size:
34.8 x 17.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
74.05
Item in Stock
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ID:
572339
Weight:
1.09ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
34.54
Item in Stock
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ID:
538353
Weight:
1.24ct
Size:
11.1 x 3.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
112.94
Item in Stock
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ID:
696540
Weight:
13.62ct
Size:
23 x 11.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.52
Item in Stock
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ID:
572104
Weight:
1.20ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
38.02
Item in Stock
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ID:
720494
Weight:
0.96ct
Size:
6.2 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
172.80
Item in Stock
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ID:
694519
Weight:
12.52ct
Size:
15 x 15 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
105.17
Item in Stock
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ID:
672163
Weight:
0.91ct
Size:
8 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.84
Item in Stock
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ID:
644433
Weight:
2.01ct
Size:
8.3 x 6.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
48.24
Item in Stock
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ID:
619983
Weight:
4.43ct
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
58.48
Item in Stock
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ID:
645219
Weight:
3.18ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.63
Item in Stock
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ID:
332929
Weight:
19.49ct
Size:
18 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.88
Item in Stock
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ID:
706894
Weight:
2.12ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.09
Item in Stock
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ID:
612897
Weight:
1.07ct
Size:
6.5 x 4.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
4.96
Item in Stock
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ID:
659544
Weight:
1.13ct
Size:
6 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
2.71
Item in Stock
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ID:
743661
Weight:
14.07ct
Size:
25.9 x 13.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
56.28
Item in Stock
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ID:
348918
Weight:
35.32ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
46.62
Item in Stock
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ID:
672127
Weight:
0.99ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
23.76
Item in Stock
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ID:
710162
Weight:
1.07ct
Size:
6.5 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
19.18
Item in Stock
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ID:
727912
Weight:
1.32ct
Size:
6.8 x 5.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.92
Item in Stock
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ID:
570190
Weight:
1.44ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.21
Item in Stock
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ID:
512021
Weight:
16.50ct
Size:
23.9 x 17 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
23.75
Item in Stock
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ID:
698502
Weight:
3.21ct
Size:
9.3 x 8.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
19.26
Item in Stock
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ID:
712006
Weight:
2.58ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.88
Item in Stock
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ID:
486239
Weight:
5.32ct
Size:
12.4 x 11.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
44.69
Item in Stock
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ID:
685618
Weight:
0.11ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
38.51
Item in Stock
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ID:
678054
Weight:
0.14ct (total)
Size:
2 x 2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
84.00
Item in Stock
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ID:
710398
Weight:
5.36ct
Size:
21 x 8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.62
Item in Stock
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ID:
447919
Weight:
30.69ct
Size:
30.3 x 15.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
97.63
Item in Stock
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ID:
688821
Weight:
4.30ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
23.69
Item in Stock
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ID:
608865
Weight:
2.50ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
46.20
Item in Stock
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ID:
706803
Weight:
2.07ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.97
Item in Stock
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ID:
481395
Weight:
1.54ct
Size:
6.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.26
Item in Stock
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ID:
734763
Weight:
4.04ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
169.68
Item in Stock
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ID:
694143
Weight:
0.85ct
Size:
10.3 x 3.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
25.50
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
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
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Posted By Darkstar in June, 2025
Source: Bizrate
Overall Rating -> 10
I love the quality, package and info of your gems.
Posted By Diana in April, 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 -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
Source: Bizrate
Overall Rating -> 10
IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.
Posted By YE in October, 2025
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
Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.
Posted By Sina in April, 2025
Source: Bizrate
Overall Rating -> 10
I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?
Posted By Lynn in September, 2025
Source: Bizrate