Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
645616
Weight:
27.94ct
Size:
20.1 x 17.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
138.13
Item in Stock
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ID:
673223
Weight:
1.54ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.96
Item in Stock
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ID:
417489
Weight:
4.06ct
Size:
8.9 x 8.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
803.88
Item in Stock
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ID:
692478
Weight:
20.29ct
Size:
18.5 x 14.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
170.44
Item in Stock
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ID:
680691
Weight:
2.46ct
Size:
10.6 x 7 mm
Clarity:
SI
Content:
1 pc
Price:
$
73.80
Item in Stock
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ID:
606840
Weight:
25.62ct (total)
Size:
17.8 x 12.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
39.90
Item in Stock
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ID:
678366
Weight:
2.80ct
Size:
8.6 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
100.80
Item in Stock
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ID:
683050
Weight:
0.14ct
Size:
3 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
235.00
Item in Stock
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ID:
563550
Weight:
2.86ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.88
Item in Stock
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ID:
431491
Weight:
1.38ct
Size:
6.5 x 6.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
32.78
Item in Stock
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ID:
675026
Weight:
0.59ct
Size:
8.3 x 4.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
4.25
Item in Stock
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ID:
463870
Weight:
10.61ct
Size:
15 mm (calibrated)
Clarity:
VS
Price:
$
21.01
Item in Stock
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ID:
418770
Weight:
4.90ct
Size:
14.3 x 10.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
9.71
Item in Stock
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ID:
468971
Weight:
1.98ct (total)
Size:
3.3 mm
Clarity:
VS-SI
Content:
10 pcs
Price:
$
104.54
Item in Stock
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ID:
438814
Weight:
1.67ct
Size:
6.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
44.09
Item in Stock
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ID:
574764
Weight:
3.09ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
81.58
Item in Stock
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ID:
484038
Weight:
29.84ct
Size:
27.9 x 18.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.09
Item in Stock
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ID:
465222
Weight:
4.91ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
42.97
Item in Stock
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ID:
491749
Weight:
18.56ct (total)
Size:
20 x 10.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
17.81
Item in Stock
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ID:
401613
Weight:
1.16ct
Size:
7.2 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
157.08
Item in Stock
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ID:
662642
Weight:
2.08ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
49.92
Item in Stock
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ID:
481200
Weight:
32.47ct
Size:
31.9 x 23.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.15
Item in Stock
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ID:
466999
Weight:
0.49ct
Size:
7.4 x 4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.58
Item in Stock
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ID:
574044
Weight:
1.16ct (total)
Size:
6.1 x 4.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
12.25
Item in Stock
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ID:
712097
Weight:
2.39ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.37
Item in Stock
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ID:
357721
Weight:
3.63ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
23.96
Item in Stock
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ID:
737549
Weight:
10.11ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
60.66
Item in Stock
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ID:
689679
Weight:
1.60ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
15.36
Item in Stock
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ID:
516571
Weight:
1.58ct
Size:
7.9 x 6.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.28
Item in Stock
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ID:
728153
Weight:
3.60ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
8.64
Item in Stock
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ID:
471550
Weight:
1.75ct (total)
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
231.00
Item in Stock
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ID:
718301
Weight:
0.02ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.20
Item in Stock
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ID:
651756
Weight:
16.67ct
Size:
30.6 x 19.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.61
Item in Stock
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ID:
479127
Weight:
7.99ct (total)
Size:
5.3 x 5.2 mm
Clarity:
Translucent
Content:
20 pcs
Price:
$
11.18
Item in Stock
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ID:
486526
Weight:
50.81ct
Size:
44.1 x 26.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
51.64
Item in Stock
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ID:
691353
Weight:
0.39ct
Size:
4.7 x 3.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.76
Item in Stock
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ID:
393588
Weight:
2.38ct (total)
Size:
3.3 x 2.2 mm
Clarity:
VS
Content:
25 pcs
Price:
$
172.79
Item in Stock
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ID:
472651
Weight:
26.64ct
Size:
31.4 x 21.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
35.16
Item in Stock
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ID:
737505
Weight:
1.18ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.50
Item in Stock
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ID:
718470
Weight:
0.02ct
Size:
1.9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.20
Item in Stock
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ID:
726036
Weight:
2.43ct (total)
Size:
6.9 x 6 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
96.25
Item in Stock
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ID:
690235
Weight:
37.35ct
Size:
33.9 x 17.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
41.23
Item in Stock
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ID:
323095
Weight:
15.67ct
Size:
17.5 x 14.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
18.96
Item in Stock
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ID:
715351
Weight:
10.91ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
104.74
Item in Stock
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ID:
472692
Weight:
4.50ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
62.32
Item in Stock
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ID:
448970
Weight:
3.00ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
16.50
Item in Stock
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ID:
730026
Weight:
0.27ct
Size:
5 x 3 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
12.96
Item in Stock
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ID:
590863
Weight:
26.51ct
Size:
22.3 x 17.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
174.97
Item in Stock
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ID:
431736
Weight:
1.61ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.26
Item in Stock
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ID:
725318
Weight:
6.39ct
Size:
11.1 x 10.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.28
Item in Stock
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ID:
661987
Weight:
1.86ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
15.62
Item in Stock
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ID:
697240
Weight:
0.65ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Price:
$
3.90
Item in Stock
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ID:
454312
Weight:
0.66ct
Size:
9.7 x 3.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.88
Item in Stock
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ID:
739327
Weight:
0.28ct
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.00
Item in Stock
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ID:
430215
Weight:
1.92ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
63.36
Item in Stock
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ID:
582917
Weight:
1.28ct
Size:
8.6 x 6.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
67.58
Item in Stock
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ID:
544409
Weight:
1.20ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.95
Item in Stock
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ID:
723720
Weight:
1.15ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
11.04
Item in Stock
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ID:
482202
Weight:
24.96ct (total)
Size:
20.8 x 13.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
32.29
Item in Stock
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ID:
473055
Weight:
8.02ct
Size:
13.9 x 11.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
71.89
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 -> 8
Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use
Posted By DrD in May, 2025
Source: Bizrate
Overall Rating -> 10
I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.
Posted By MVK in July, 2025
Source: Bizrate
Overall Rating -> 10
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 10
I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar
Posted By TheP in January, 2025
Source: Bizrate
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to find what I wanted
Posted By Villian in December, 2024
Source: Bizrate
Overall Rating -> 10
I was able to find what I was looking for
Posted By Lincolnpremier in January, 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
Nice website I just don't know much about the quality until I receive the stone.
Posted By Becky in December, 2024
Source: Bizrate