Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (55)
Agate (545)
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Clear All
ID:
645902
Weight:
18.98ct
Size:
24.5 x 22.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.22
Item in Stock
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ID:
479666
Weight:
2.22ct (total)
Size:
9.9 x 4.9 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
23.45
Item in Stock
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ID:
511630
Weight:
1.52ct
Size:
7.4 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
28.40
Item in Stock
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ID:
479608
Weight:
2.35ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
24.82
Item in Stock
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ID:
666916
Weight:
62.21ct (total)
Size:
23.2 x 20.5 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
1,119.78
Item in Stock
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ID:
546193
Weight:
1.34ct
Size:
9.3 x 7.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
53.06
Item in Stock
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ID:
385814
Weight:
6.23ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
49.34
Item in Stock
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ID:
640725
Weight:
1.59ct
Size:
8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
45.79
Item in Stock
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ID:
526129
Weight:
6.34ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
59.66
Item in Stock
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ID:
694437
Weight:
11.28ct (total)
Size:
15.2 x 9.2 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
94.75
Item in Stock
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ID:
691433
Weight:
1.25ct
Size:
12.3 x 5.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
56.25
Item in Stock
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ID:
648855
Weight:
6.15ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
11.08
Item in Stock
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ID:
376692
Weight:
2.97ct
Size:
8.9 x 8.2 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
33.55
Item in Stock
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ID:
672179
Weight:
0.80ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
19.20
Item in Stock
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ID:
680799
Weight:
1.21ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
36.30
Item in Stock
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ID:
622082
Weight:
1.98ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Price:
$
18.30
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
718634
Weight:
6.64ct
Size:
12 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
29.88
Item in Stock
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ID:
639289
Weight:
1.42ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
35.62
Item in Stock
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ID:
376856
Weight:
8.53ct (total)
Size:
8.1 x 7 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
60.29
Item in Stock
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ID:
710211
Weight:
1.40ct
Size:
15.1 x 5.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.08
Item in Stock
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ID:
690273
Weight:
55.16ct
Size:
31.4 x 20.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
60.00
Item in Stock
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ID:
499607
Weight:
1.60ct
Size:
12 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
14.78
Item in Stock
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ID:
464124
Weight:
6.05ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.99
Item in Stock
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ID:
569764
Weight:
3.42ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
25.19
Item in Stock
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ID:
417908
Weight:
10.25ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
24.36
Item in Stock
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ID:
434934
Weight:
54.21ct
Size:
28.8 x 25 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
107.34
Item in Stock
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ID:
360261
Weight:
18.80ct
Size:
21.6 x 16 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
49.63
Item in Stock
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ID:
491051
Weight:
9.43ct (total)
Size:
8 mm (calibrated)
Clarity:
Opaque
Content:
4 pcs
Price:
$
27.76
Item in Stock
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ID:
435922
Weight:
8.80ct
Size:
14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.80
Item in Stock
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ID:
518705
Weight:
2.34ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.44
Item in Stock
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ID:
533363
Weight:
0.84ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
7.76
Item in Stock
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ID:
393574
Weight:
3.45ct
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.78
Item in Stock
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ID:
411304
Weight:
4.57ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
123.77
Item in Stock
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ID:
521357
Weight:
6.94ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
54.96
Item in Stock
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ID:
627601
Weight:
1.31ct
Size:
7.5 x 5.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
43.23
Item in Stock
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ID:
535606
Weight:
24.84ct
Size:
29.9 x 16.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.23
Item in Stock
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ID:
392910
Weight:
3.72ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
98.21
Item in Stock
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ID:
546350
Weight:
1.18ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.35
Item in Stock
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ID:
716048
Weight:
1.05ct
Size:
7.7 x 5.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.08
Item in Stock
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ID:
506006
Weight:
33.35ct
Size:
23.2 x 19 mm
Clarity:
IF
Content:
1 pc
Price:
$
264.13
Item in Stock
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ID:
697715
Weight:
0.57ct (total)
Size:
3.5 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
12.31
Item in Stock
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ID:
712646
Weight:
2.68ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.14
Item in Stock
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ID:
368413
Weight:
2.80ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.34
Item in Stock
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ID:
720601
Weight:
2.84ct (total)
Size:
7.2 x 5.3 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
273.36
Item in Stock
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ID:
706745
Weight:
32.64ct
Size:
36.5 x 24.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.63
Item in Stock
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ID:
724930
Weight:
28.58ct
Size:
23.4 x 16.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
102.89
Item in Stock
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ID:
393441
Weight:
5.01ct
Size:
10.5 x 10.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
33.07
Item in Stock
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ID:
722372
Weight:
1.00ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
48.00
Item in Stock
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ID:
586312
Weight:
23.52ct (total)
Size:
24.2 x 12.5 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
65.51
Item in Stock
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ID:
453609
Weight:
6.42ct
Size:
15.2 x 8.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
211.86
Item in Stock
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ID:
447090
Weight:
2.25ct
Size:
8.2 x 6.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
106.33
Item in Stock
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ID:
721634
Weight:
7.95ct
Size:
13 x 11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
9.54
Item in Stock
More Options & Item Details
ID:
497266
Weight:
2.45ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
29.11
Item in Stock
More Options & Item Details
ID:
492745
Weight:
5.80ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.95
Item in Stock
More Options & Item Details
ID:
694106
Weight:
38.34ct
Size:
41.2 x 10.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.60
Item in Stock
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ID:
431730
Weight:
1.80ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
42.77
Item in Stock
More Options & Item Details
ID:
704686
Weight:
38.79ct
Size:
40 x 11.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.66
Item in Stock
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ID:
643487
Weight:
1.21ct
Size:
6.6 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.04
Item in Stock
More Options & Item Details
ID:
386743
Weight:
2.99ct
Size:
14.7 x 9.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.60
Item in Stock
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ID:
401877
Weight:
2.74ct (total)
Size:
6.5 x 4.9 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
135.28
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 love the product and the details about each of them.
Posted By Love It! 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
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
Source: Bizrate
Overall Rating -> 8
First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.
Posted By Salvo in July, 2025
Source: Bizrate
Overall Rating -> 10
love these guys been ordering since 2000 maybe
Posted By JHT in April, 2025
Source: Bizrate
Overall Rating -> 8
great experience
Posted By T in December, 2024
Source: Bizrate
Overall Rating -> 10
I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!
Posted By TheP in April, 2025
Source: Bizrate
Overall Rating -> 10
Nice website I just don't know much about the quality until I receive the stone.
Posted By Becky in December, 2024
Source: Bizrate
Overall Rating -> 10
Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.
Posted By Sal in July, 2025
Source: Bizrate