Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
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Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
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ID:
544304
Weight:
0.80ct
Size:
6.4 x 4.4 mm
Clarity:
SI
Content:
1 pc
Price:
$
21.12
Item in Stock
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ID:
411603
Weight:
2.75ct
Size:
10.2 x 7.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
165.00
Item in Stock
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ID:
603055
Weight:
1.68ct
Size:
8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.18
Item in Stock
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ID:
617773
Weight:
2.14ct
Size:
8.6 x 6.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
45.52
Item in Stock
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ID:
680732
Weight:
1.00ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
30.00
Item in Stock
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ID:
456329
Weight:
3.32ct
Size:
12.1 x 7.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.67
Item in Stock
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ID:
377501
Weight:
4.49ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
95.87
Item in Stock
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ID:
686205
Weight:
14.14ct
Size:
18.4 x 13.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
16.97
Item in Stock
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ID:
735101
Weight:
1.29ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
64.50
Item in Stock
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ID:
712542
Weight:
4.70ct
Size:
16 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.52
Item in Stock
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ID:
435608
Weight:
7.43ct
Size:
15 x 11 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
24.32
Item in Stock
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ID:
682696
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.56
Item in Stock
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ID:
743024
Weight:
7.46ct
Size:
18.3 x 11.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.84
Item in Stock
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ID:
328246
Weight:
13.94ct (total)
Size:
12 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
92.00
Item in Stock
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ID:
689110
Weight:
2.26ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.44
Item in Stock
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ID:
519116
Weight:
35.60ct
Size:
23.8 x 17.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
41.82
Item in Stock
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ID:
414439
Weight:
6.36ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
41.98
Item in Stock
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ID:
605890
Weight:
3.18ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.40
Item in Stock
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ID:
632823
Weight:
2.24ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
16.13
Item in Stock
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ID:
538971
Weight:
6.49ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.14
Item in Stock
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ID:
681914
Weight:
0.55ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
9.90
Item in Stock
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ID:
647539
Weight:
22.19ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
29.29
Item in Stock
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ID:
395331
Weight:
10.65ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
70.30
Item in Stock
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ID:
513672
Weight:
2.23ct
Size:
10.9 x 8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.66
Item in Stock
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ID:
503447
Weight:
3.10ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
28.64
Item in Stock
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ID:
480068
Weight:
2.30ct
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.25
Item in Stock
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ID:
648933
Weight:
13.69ct
Size:
14.7 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
37.13
Item in Stock
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ID:
707844
Weight:
6.31ct
Size:
13.6 x 11 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
45.43
Item in Stock
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ID:
677969
Weight:
0.12ct (total)
Size:
2 x 2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
72.00
Item in Stock
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ID:
734796
Weight:
4.59ct
Size:
10 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
192.78
Item in Stock
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ID:
629323
Weight:
8.99ct
Size:
18.2 x 8.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.28
Item in Stock
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ID:
409049
Weight:
6.24ct
Size:
19 x 9.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
57.66
Item in Stock
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ID:
565666
Weight:
3.40ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.44
Item in Stock
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ID:
464007
Weight:
4.61ct
Size:
11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.13
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:
546349
Weight:
1.34ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.61
Item in Stock
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ID:
500170
Weight:
10.26ct
Size:
18.9 x 12.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
67.72
Item in Stock
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ID:
663468
Weight:
1.06ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Price:
$
8.90
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
642726
Weight:
3.55ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.30
Item in Stock
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ID:
594184
Weight:
0.96ct
Size:
5 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
22.81
Item in Stock
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ID:
326369
Weight:
4.87ct (total)
Size:
8.7 x 7.8 mm
Clarity:
Transparent/Translucent
Content:
2 pcs
Price:
$
17.36
Item in Stock
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ID:
460599
Weight:
3.16ct
Size:
10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.20
Item in Stock
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ID:
704586
Weight:
1.07ct
Size:
9.9 x 6.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
32.10
Item in Stock
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ID:
737079
Weight:
18.48ct
Size:
30 x 18.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.06
Item in Stock
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ID:
685600
Weight:
0.11ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
38.51
Item in Stock
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ID:
348791
Weight:
67.93ct
Size:
37.2 x 30.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.06
Item in Stock
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ID:
706859
Weight:
3.92ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
9.41
Item in Stock
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ID:
591697
Weight:
5.46ct
Size:
17.1 x 10.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
48.56
Item in Stock
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ID:
500927
Weight:
0.78ct
Size:
8 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
82.37
Item in Stock
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ID:
456379
Weight:
4.54ct
Size:
11 x 11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
41.95
Item in Stock
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ID:
487106
Weight:
40.79ct
Size:
28.9 x 23.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.23
Item in Stock
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ID:
713839
Weight:
1.20ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.08
Item in Stock
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ID:
694758
Weight:
3.99ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
119.70
Item in Stock
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ID:
470809
Weight:
13.46ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
621.85
Item in Stock
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ID:
655367
Weight:
3.88ct
Size:
13 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
51.22
Item in Stock
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ID:
566533
Weight:
0.67ct
Size:
6 x 4 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
16.80
Item in Stock
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ID:
407922
Weight:
6.72ct
Size:
13.5 x 10.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
368.57
Item in Stock
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ID:
367098
Weight:
6.82ct
Size:
15.3 x 9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
46.36
Item in Stock
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ID:
727064
Weight:
0.58ct
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.40
Item in Stock
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ID:
725281
Weight:
0.95ct
Size:
11.4 x 3.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
39.90
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
Very good
Hoping you will increase your inventory especially in the 6mm
Thanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 8
Good prices
Posted By TRM in October, 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
Site is easy to navigate and the variety is great and how often new products are added is also great.
Posted By Jhidron in March, 2025
Source: Bizrate
Overall Rating -> 8
I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.
Posted By Atsu in December, 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 -> 10
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 2025
Source: Bizrate
Overall Rating -> 10
The stones are very nice.
Posted By Mvk in August, 2025
Source: Bizrate