Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Gemtypes in Category:
Actinolite Cat's Eye (54)
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Cat's Eye Aquamarine (15)
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ID:
647610
Weight:
1.08ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
24.62
Item in Stock
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ID:
521417
Weight:
44.38ct
Size:
34.5 x 15.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
223.78
Item in Stock
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ID:
672548
Weight:
1.74ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.76
Item in Stock
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ID:
596912
Weight:
4.59ct
Size:
12.7 x 9.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
36.35
Item in Stock
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ID:
504086
Weight:
2.17ct
Size:
7.7 x 7.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.30
Item in Stock
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ID:
445933
Weight:
3.51ct
Size:
11.2 x 8.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.62
Item in Stock
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ID:
714566
Weight:
0.26ct
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.04
Item in Stock
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ID:
681875
Weight:
14.30ct
Size:
20.9 x 14.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
137.28
Item in Stock
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ID:
567282
Weight:
5.77ct
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.44
Item in Stock
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ID:
458601
Weight:
1.51ct (total)
Size:
4.8 x 4 mm
Clarity:
VS
Content:
4 pcs
Price:
$
199.32
Item in Stock
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ID:
474825
Weight:
20.85ct (total)
Size:
17.5 x 10.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
45.04
Item in Stock
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ID:
673871
Weight:
0.88ct
Size:
8.8 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
36.96
Item in Stock
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ID:
396312
Weight:
4.68ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
229.50
Item in Stock
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ID:
612051
Weight:
1.13ct
Size:
5.9 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.46
Item in Stock
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ID:
726073
Weight:
0.83ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.88
Item in Stock
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ID:
485890
Weight:
6.46ct
Size:
13.9 x 11 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
54.26
Item in Stock
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ID:
659169
Weight:
2.66ct
Size:
9 x 7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
6.38
Item in Stock
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ID:
743173
Weight:
1.11ct
Size:
6.7 x 5.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
46.62
Item in Stock
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ID:
376266
Weight:
4.86ct (total)
Size:
8.4 x 7.1 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
37.66
Item in Stock
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ID:
648290
Weight:
0.71ct
Size:
8 x 6 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
25.56
Item in Stock
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ID:
467899
Weight:
4.10ct (total)
Size:
3 mm (calibrated)
Clarity:
Transparent
Content:
20 pcs
Price:
$
27.06
Item in Stock
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ID:
445893
Weight:
5.44ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.42
Item in Stock
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ID:
477508
Weight:
3.19ct (total)
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
5 pcs
Price:
$
89.74
Item in Stock
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ID:
433977
Weight:
5.78ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
38.15
Item in Stock
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ID:
713677
Weight:
1.26ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.82
Item in Stock
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ID:
484128
Weight:
3.87ct
Size:
10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
25.55
Item in Stock
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ID:
497087
Weight:
1.69ct
Size:
8.3 x 6.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
30.36
Item in Stock
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ID:
628409
Weight:
10.45ct
Size:
26.9 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.70
Item in Stock
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ID:
622349
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.00
Item in Stock
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ID:
721957
Weight:
34.60ct (total)
Size:
16.8 x 15.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
41.52
Item in Stock
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ID:
661988
Weight:
2.05ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
17.22
Item in Stock
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ID:
534143
Weight:
3.07ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.31
Item in Stock
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ID:
699332
Weight:
avg. 0.28 ct / each
Size:
4.2 x 3.2 mm
Clarity:
VS
Price:
$
6.26
Item in Stock
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Select
1
2
3
4
5
6
7
8
9
10
11
12
pcs
ID:
518683
Weight:
26.63ct
Size:
22.3 x 17.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.28
Item in Stock
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ID:
541724
Weight:
3.04ct (total)
Size:
7.6 x 6.3 mm
Clarity:
VS-SI
Content:
2 pcs
Price:
$
61.08
Item in Stock
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ID:
708651
Weight:
1.62ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
33.46
Item in Stock
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ID:
682548
Weight:
12.95ct
Size:
25.5 x 11.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
116.64
Item in Stock
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ID:
687194
Weight:
0.99ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
21.38
Item in Stock
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ID:
676048
Weight:
4.57ct
Size:
11.3 x 9.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
27.42
Item in Stock
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ID:
279603
Weight:
1.90ct (total)
Size:
4 mm (calibrated)
Clarity:
VS
Content:
9 pcs
Price:
$
112.86
Item in Stock
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ID:
740691
Weight:
0.06ct
Size:
4 x 2 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
251.25
Item in Stock
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ID:
483732
Weight:
63.50ct
Size:
25.3 x 20.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
167.64
Item in Stock
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ID:
747190
Weight:
5.77ct
Size:
13 x 9.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
2,134.90
Item in Stock
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ID:
474221
Weight:
1.66ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.34
Item in Stock
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ID:
747455
Weight:
1.75ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
315.00
Item in Stock
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ID:
522165
Weight:
30.30ct
Size:
28.3 x 16.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
43.60
Item in Stock
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ID:
485675
Weight:
5.64ct
Size:
13 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.44
Item in Stock
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ID:
691140
Weight:
0.32ct
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
19.20
Item in Stock
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ID:
688995
Weight:
1.26ct
Size:
12.1 x 4.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
12.10
Item in Stock
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ID:
315516
Weight:
3.18ct
Size:
11 x 7.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.75
Item in Stock
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ID:
692167
Weight:
1.71ct
Size:
8.2 x 6.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
102.60
Item in Stock
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ID:
563588
Weight:
2.73ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.02
Item in Stock
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ID:
693812
Weight:
6.32ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
22.75
Item in Stock
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ID:
460768
Weight:
1.95ct (total)
Size:
7.8 x 4 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
205.92
Item in Stock
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ID:
640517
Weight:
1.18ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
33.98
Item in Stock
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ID:
701960
Weight:
3.98ct
Size:
10.9 x 7.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.88
Item in Stock
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ID:
699685
Weight:
20.07ct
Size:
35.8 x 14.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.86
Item in Stock
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ID:
450982
Weight:
2.89ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
26.70
Item in Stock
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ID:
370316
Weight:
12.43ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
39.55
Item in Stock
More Options & Item Details
ID:
382942
Weight:
12.74ct
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
50.45
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
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
Overall Rating -> 10
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
Source: Bizrate
Overall Rating -> 10
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Posted By Dia in March, 2025
Source: Bizrate
Overall Rating -> 10
nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic
Posted By Steve m. in February, 2025
Source: Bizrate
Overall Rating -> 9
I did not have any problems
Posted By Clilrichard in January, 2025
Source: Bizrate
Overall Rating -> 8
It was a good interaction I got a good gemstone for cheap
Posted By Jon in December, 2025
Source: Bizrate
Overall Rating -> 10
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Posted By Maggie in August, 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
went well
Posted By Doug in May, 2025
Source: Bizrate