Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
Agate (589)
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Tiger's Eye Matrix (274)
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ID:
662148
Weight:
2.56ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.18
Item in Stock
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ID:
605446
Weight:
30.55ct (total)
Size:
16 x 16 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
47.59
Item in Stock
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ID:
378200
Weight:
27.83ct
Size:
25 x 18 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
73.48
Item in Stock
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ID:
655926
Weight:
1.04ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.96
Item in Stock
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ID:
532940
Weight:
2.90ct
Size:
9.5 x 7.9 mm
Clarity:
SI
Content:
1 pc
Price:
$
54.59
Item in Stock
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ID:
735783
Weight:
32.34ct
Size:
35.6 x 18.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.77
Item in Stock
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ID:
658364
Weight:
50.32ct
Size:
35.9 x 25.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
86.05
Item in Stock
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ID:
655768
Weight:
0.92ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
22.08
Item in Stock
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ID:
722770
Weight:
1.02ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.60
Item in Stock
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ID:
718209
Weight:
0.02ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
16.00
Item in Stock
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ID:
722363
Weight:
0.68ct
Size:
5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.64
Item in Stock
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ID:
389722
Weight:
2.06ct
Size:
9.9 x 7.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
13.60
Item in Stock
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ID:
475579
Weight:
7.32ct
Size:
16 x 12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
67.63
Item in Stock
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ID:
449412
Weight:
3.05ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
20.14
Item in Stock
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ID:
351407
Weight:
5.35ct
Size:
17.8 x 9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
49.44
Item in Stock
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ID:
348366
Weight:
20.97ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
110.72
Item in Stock
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ID:
599294
Weight:
6.35ct
Size:
14.2 x 10.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
30.43
Item in Stock
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ID:
521231
Weight:
21.36ct
Size:
28.9 x 9.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.52
Item in Stock
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ID:
545760
Weight:
1.87ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
7.40
Item in Stock
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ID:
656141
Weight:
21.42ct
Size:
29.4 x 19.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
109.50
Item in Stock
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ID:
457914
Weight:
0.92ct
Size:
8.6 x 5.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
97.15
Item in Stock
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ID:
728364
Weight:
11.61ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
81.27
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:
698778
Weight:
0.87ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.31
Item in Stock
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ID:
686085
Weight:
1.12ct (total)
Size:
6.1 x 4.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
24.19
Item in Stock
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ID:
485227
Weight:
14.05ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
67.44
Item in Stock
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ID:
501527
Weight:
18.75ct (total)
Size:
16 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
78.71
Item in Stock
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ID:
498639
Weight:
5.08ct (total)
Size:
9.8 x 5.1 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
53.64
Item in Stock
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ID:
342076
Weight:
12.33ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
21.16
Item in Stock
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ID:
735771
Weight:
8.23ct
Size:
22 x 10.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
6.82
Item in Stock
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ID:
650565
Weight:
21.31ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.79
Item in Stock
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ID:
668901
Weight:
10.22ct
Size:
17 x 11.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
220.75
Item in Stock
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ID:
723009
Weight:
0.54ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
16.20
Item in Stock
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ID:
376742
Weight:
1.76ct
Size:
7.8 x 7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.26
Item in Stock
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ID:
565275
Weight:
43.55ct
Size:
33.1 x 17.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
32.76
Item in Stock
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ID:
688143
Weight:
5.11ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
14.96
Item in Stock
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ID:
514131
Weight:
6.77ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
63.72
Item in Stock
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ID:
356234
Weight:
4.31ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VVS-VS
Content:
20 pcs
Price:
$
28.45
Item in Stock
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ID:
685508
Weight:
28.06ct
Size:
19.5 x 16.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
120.20
Item in Stock
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ID:
678064
Weight:
9.85ct
Size:
25.1 x 15.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.18
Item in Stock
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ID:
494847
Weight:
23.91ct
Size:
29.1 x 14.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
17.04
Item in Stock
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ID:
712023
Weight:
6.84ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
18.22
Item in Stock
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ID:
567467
Weight:
0.20ct (total)
Size:
2.8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
430.76
Item in Stock
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ID:
712238
Weight:
2.85ct (total)
Size:
10.1 x 5.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.60
Item in Stock
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ID:
342688
Weight:
15.80ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
31.50
Item in Stock
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ID:
733067
Weight:
0.74ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
6.22
Item in Stock
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ID:
647742
Weight:
1.19ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
31.42
Item in Stock
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ID:
663105
Weight:
1.58ct
Size:
6.8 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.48
Item in Stock
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ID:
470005
Weight:
25.19ct (total)
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
34.92
Item in Stock
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ID:
540037
Weight:
0.88ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.29
Item in Stock
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ID:
384642
Weight:
9.95ct
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
35.82
Item in Stock
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ID:
725729
Weight:
0.37ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
3.55
Item in Stock
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ID:
477188
Weight:
1.88ct
Size:
8.7 x 6.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
14.89
Item in Stock
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ID:
728245
Weight:
2.07ct (total)
Size:
6.2 x 5.5 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
12.42
Item in Stock
More Options & Item Details
ID:
719765
Weight:
0.59ct
Size:
5 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.62
Item in Stock
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ID:
700146
Weight:
10.82ct
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.39
Item in Stock
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ID:
512904
Weight:
2.23ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
48.25
Item in Stock
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ID:
744524
Weight:
0.69ct
Size:
6.3 x 4.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
172.50
Item in Stock
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ID:
385549
Weight:
8.70ct (total)
Size:
20.8 x 10.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
77.29
Item in Stock
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ID:
370456
Weight:
14.34ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.39
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 -> 9
the gems were smaller than I thought but I was at fault for not reading the complete discrimination
Posted By Tim in May, 2025
Source: Bizrate
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
Posted By Britnee Rose in September, 2025
Source: Bizrate
Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
Posted By GreenGator in August, 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 -> 10
It's mostly good, only some item's are easier to find through the search than the menu
Posted By Wayne in July, 2025
Source: Bizrate
Overall Rating -> 10
the selection is good as are the prices
Posted By Old man in August, 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
My whole experience is great.
Posted By Ghs in November, 2025
Source: Bizrate
Overall Rating -> 9
Fast and reliable service.
Posted By Zæck in December, 2025
Source: Bizrate