Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
726824
Weight:
0.68ct
Size:
8.1 x 5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
20.40
Item in Stock
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ID:
722378
Weight:
17.03ct
Size:
22.1 x 16.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
61.31
Item in Stock
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ID:
367894
Weight:
3.88ct
Size:
13.7 x 7.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
26.17
Item in Stock
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ID:
720363
Weight:
1.27ct
Size:
7.9 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
122.24
Item in Stock
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ID:
719933
Weight:
2.99ct
Size:
8 x 7.3 mm
Clarity:
Transparent
Price:
$
89.70
Item in Stock
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ID:
423083
Weight:
44.95ct (total)
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
6 pcs
Price:
$
86.04
Item in Stock
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ID:
645942
Weight:
11.21ct
Size:
24.2 x 13.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
34.98
Item in Stock
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ID:
745991
Weight:
2.33ct
Size:
8.5 x 7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
75.26
Item in Stock
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ID:
685922
Weight:
25.83ct
Size:
28.7 x 22.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.94
Item in Stock
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ID:
738969
Weight:
1.29ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
11.61
Item in Stock
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ID:
743340
Weight:
15.20ct
Size:
27.1 x 16.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
60.80
Item in Stock
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ID:
559399
Weight:
2.01ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
41.27
Item in Stock
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ID:
545195
Weight:
2.36ct (total)
Size:
8.2 x 6.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
17.59
Item in Stock
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ID:
501677
Weight:
73.45ct
Size:
45.9 x 32.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
48.48
Item in Stock
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ID:
365834
Weight:
38.55ct
Size:
35.4 x 21.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.60
Item in Stock
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ID:
361818
Weight:
25.59ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
33.78
Item in Stock
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ID:
716107
Weight:
22.23ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
213.41
Item in Stock
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ID:
713937
Weight:
1.31ct
Size:
8.3 x 6.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
11.00
Item in Stock
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ID:
316434
Weight:
1.58ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
83.42
Item in Stock
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ID:
382773
Weight:
1.59ct
Size:
7.9 x 6.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
71.44
Item in Stock
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ID:
572108
Weight:
1.16ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
36.74
Item in Stock
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ID:
673984
Weight:
10.72ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
167.08
Item in Stock
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ID:
435814
Weight:
15.21ct (total)
Size:
13 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
49.79
Item in Stock
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ID:
694498
Weight:
13.03ct
Size:
15 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
109.45
Item in Stock
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ID:
718542
Weight:
6.81ct
Size:
12 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
30.65
Item in Stock
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ID:
480237
Weight:
4.64ct (total)
Size:
5.6 x 5.1 mm
Clarity:
Translucent
Content:
10 pcs
Price:
$
9.79
Item in Stock
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ID:
640449
Weight:
0.65ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
7.02
Item in Stock
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ID:
546351
Weight:
1.29ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.21
Item in Stock
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ID:
380561
Weight:
1.70ct (total)
Size:
2.6 mm (calibrated)
Clarity:
VVS-VS
Content:
20 pcs
Price:
$
206.06
Item in Stock
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ID:
655533
Weight:
1.89ct
Size:
8 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.95
Item in Stock
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ID:
433728
Weight:
23.72ct
Size:
28.3 x 20.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.72
Item in Stock
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ID:
674086
Weight:
1.29ct
Size:
9.4 x 6.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
54.18
Item in Stock
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ID:
708224
Weight:
3.02ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.00
Item in Stock
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ID:
501821
Weight:
1.84ct
Size:
10 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.57
Item in Stock
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ID:
714360
Weight:
0.34ct
Size:
4.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
10.20
Item in Stock
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ID:
708455
Weight:
1.59ct
Size:
8.2 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
32.83
Item in Stock
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ID:
584858
Weight:
0.81ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
27.80
Item in Stock
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ID:
687428
Weight:
3.74ct (total)
Size:
7.5 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
10.96
Item in Stock
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ID:
682797
Weight:
10.65ct
Size:
15.8 x 11.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.90
Item in Stock
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ID:
497077
Weight:
2.09ct
Size:
8.6 x 7.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
37.54
Item in Stock
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ID:
661990
Weight:
1.89ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.88
Item in Stock
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ID:
720483
Weight:
1.07ct
Size:
8 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
192.60
Item in Stock
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ID:
344925
Weight:
20.50ct
Size:
21.1 x 15.6 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
36.54
Item in Stock
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ID:
475679
Weight:
6.30ct
Size:
16.1 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
66.02
Item in Stock
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ID:
724734
Weight:
0.24ct
Size:
4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.32
Item in Stock
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ID:
538354
Weight:
1.37ct
Size:
10.8 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
124.78
Item in Stock
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ID:
608830
Weight:
2.84ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
52.49
Item in Stock
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ID:
712469
Weight:
1.59ct
Size:
10.2 x 5.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
4.24
Item in Stock
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ID:
431578
Weight:
1.52ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
16.02
Item in Stock
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ID:
635853
Weight:
1.19ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
31.42
Item in Stock
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ID:
435141
Weight:
62.45ct
Size:
40.8 x 29.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
123.66
Item in Stock
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ID:
416251
Weight:
0.94ct
Size:
19.5 x 2.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
27.07
Item in Stock
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ID:
587118
Weight:
2.85ct
Size:
10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
75.24
Item in Stock
More Options & Item Details
ID:
497558
Weight:
2.30ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
60.72
Item in Stock
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ID:
520622
Weight:
1.31ct
Size:
9.8 x 5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
72.62
Item in Stock
More Options & Item Details
ID:
733133
Weight:
3.79ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
34.25
Item in Stock
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ID:
464488
Weight:
2.49ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
23.00
Item in Stock
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ID:
483745
Weight:
1.10ct
Size:
6.6 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
94.38
Item in Stock
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ID:
624997
Weight:
2.63ct
Size:
9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
25.86
Item in Stock
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ID:
465683
Weight:
4.54ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
36.67
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
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 9
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
Posted By Ron T in November, 2025
Source: Bizrate
Overall Rating -> 10
Great site for finding specific stones and sizes for individual pieces of jewelry
Posted By Designer in December, 2025
Source: Bizrate
Overall Rating -> 10
No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!
Posted By Orphanboy in December, 2025
Source: Bizrate
Overall Rating -> 9
The checkout said the my ccv was invalid. i had to use another card.
Posted By Ron in April, 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
My experience was done with ease
Posted By Barb in October, 2025
Source: Bizrate
Overall Rating -> 10
It was my second time so I understand what it is to do
Posted By Ibie in February, 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