Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (55)
Agate (545)
Agate Geode (17)
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Cat's Eye Aquamarine (15)
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Color-Change Diaspore (855)
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Color-Change Garnet (193)
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Diamond (600)
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Druzy Azurite (13)
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Uvarovite Garnet Drusy (50)
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ID:
597025
Weight:
4.26ct
Size:
13 x 9.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
33.74
Item in Stock
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ID:
715108
Weight:
2.14ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
5.54
Item in Stock
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ID:
637052
Weight:
0.84ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.35
Item in Stock
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ID:
636260
Weight:
1.45ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
31.90
Item in Stock
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ID:
699585
Weight:
6.80ct
Size:
13 x 11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
6.53
Item in Stock
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ID:
553505
Weight:
2.21ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
49.94
Item in Stock
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ID:
489157
Weight:
2.05ct (total)
Size:
5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
40.60
Item in Stock
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ID:
497203
Weight:
28.12ct
Size:
32.1 x 20.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.26
Item in Stock
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ID:
699620
Weight:
0.77ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.39
Item in Stock
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ID:
436550
Weight:
2.58ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
8.39
Item in Stock
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ID:
514532
Weight:
16.47ct
Size:
20.6 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
43.04
Item in Stock
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ID:
732956
Weight:
3.80ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
34.33
Item in Stock
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ID:
462064
Weight:
7.46ct (total)
Size:
12 x 6 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
88.92
Item in Stock
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ID:
479200
Weight:
2.67ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
28.20
Item in Stock
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ID:
392298
Weight:
78.22ct
Size:
35.2 x 23.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
75.10
Item in Stock
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ID:
689093
Weight:
1.88ct (total)
Size:
9.2 x 5.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
18.05
Item in Stock
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ID:
722645
Weight:
15.29ct
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
128.44
Item in Stock
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ID:
447887
Weight:
24.82ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
98.29
Item in Stock
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ID:
392759
Weight:
11.63ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
76.76
Item in Stock
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ID:
706493
Weight:
3.31ct
Size:
9.7 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.76
Item in Stock
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ID:
675968
Weight:
1.76ct
Size:
7.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.00
Item in Stock
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ID:
480327
Weight:
2.18ct
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.15
Item in Stock
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ID:
672661
Weight:
1.84ct
Size:
9.6 x 7.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
44.16
Item in Stock
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ID:
675684
Weight:
1.13ct
Size:
8.1 x 5.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.22
Item in Stock
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ID:
394199
Weight:
25.00ct
Size:
32.9 x 19.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.00
Item in Stock
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ID:
465219
Weight:
4.41ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
38.59
Item in Stock
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ID:
640723
Weight:
1.71ct
Size:
8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
49.25
Item in Stock
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ID:
508958
Weight:
26.88ct
Size:
20.1 x 17.2 mm
Clarity:
IF
Content:
1 pc
Price:
$
248.38
Item in Stock
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ID:
735252
Weight:
2.46ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
98.40
Item in Stock
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ID:
541562
Weight:
3.42ct (total)
Size:
7.9 x 6.3 mm
Clarity:
VS-SI
Content:
2 pcs
Price:
$
68.71
Item in Stock
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ID:
704399
Weight:
0.84ct
Size:
9.1 x 4.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
27.61
Item in Stock
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ID:
481638
Weight:
22.55ct
Size:
19 x 17 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
32.45
Item in Stock
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ID:
389506
Weight:
3.23ct (total)
Size:
7.6 x 6.3 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
21.32
Item in Stock
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ID:
688787
Weight:
1.07ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
32.10
Item in Stock
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ID:
670897
Weight:
0.54ct
Size:
6 x 4 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
19.44
Item in Stock
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ID:
500133
Weight:
1.99ct
Size:
12.1 x 6 mm
Clarity:
VS
Price:
$
18.38
Item in Stock
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Select
1
2
3
4
pcs 0 in Cart
ID:
636059
Weight:
1.26ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
22.68
Item in Stock
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ID:
687668
Weight:
2.83ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
3.40
Item in Stock
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ID:
500854
Weight:
6.94ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.77
Item in Stock
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ID:
727292
Weight:
0.28ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
11.76
Item in Stock
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ID:
723274
Weight:
1.74ct
Size:
8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
16.70
Item in Stock
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ID:
438833
Weight:
2.21ct (total)
Size:
5.4 x 3.5 mm
Clarity:
VS
Content:
6 pcs
Price:
$
43.32
Item in Stock
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ID:
446384
Weight:
11.77ct
Size:
17.2 x 12.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
93.22
Item in Stock
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ID:
373064
Weight:
1.44ct
Size:
8 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
183.91
Item in Stock
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ID:
685140
Weight:
0.09ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
31.50
Item in Stock
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ID:
687103
Weight:
8.35ct
Size:
21.3 x 14.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.65
Item in Stock
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ID:
667100
Weight:
1.90ct
Size:
8.6 x 6.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
38.96
Item in Stock
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ID:
551895
Weight:
1.27ct
Size:
7.4 x 4.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
4.78
Item in Stock
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ID:
482249
Weight:
2.05ct
Size:
8.5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.77
Item in Stock
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ID:
493653
Weight:
6.52ct (total)
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
23.23
Item in Stock
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ID:
632007
Weight:
11.29ct
Size:
19.2 x 13.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
51.35
Item in Stock
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ID:
655760
Weight:
1.69ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
14.20
Item in Stock
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ID:
390883
Weight:
1.90ct
Size:
16 x 3.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
55.18
Item in Stock
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ID:
428378
Weight:
12.00ct (total)
Size:
13.1 x 10.2 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
79.20
Item in Stock
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ID:
554634
Weight:
0.94ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
7.44
Item in Stock
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ID:
548154
Weight:
1.07ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
321.00
Item in Stock
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ID:
515913
Weight:
2.55ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.57
Item in Stock
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ID:
572775
Weight:
0.43ct
Size:
7 x 5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.03
Item in Stock
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ID:
500439
Weight:
1.75ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
16.18
Item in Stock
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ID:
683005
Weight:
10.46ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
62.76
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
Love, and have always loved, your website.
Posted By Aberabic in July, 2025
Source: Bizrate
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
Overall Rating -> 10
Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site
Posted By Bern in October, 2024
Source: Bizrate
Overall Rating -> 10
I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.
Posted By Bryan De David in April, 2025
Source: Bizrate
Overall Rating -> 10
I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!
Posted By Ballpark in December, 2024
Source: Bizrate
Overall Rating -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
Source: Bizrate
Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
Source: Bizrate
Overall Rating -> 10
Great for buying gemstones, came with authenticity certs. Will buy again someday!
Posted By Uggadugga in May, 2025
Source: Bizrate
Overall Rating -> 10
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 2025
Source: Bizrate