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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Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
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ID:
598638
Weight:
2.31ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
115.50
Item in Stock
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ID:
484704
Weight:
2.35ct
Size:
8.4 x 6.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
15.52
Item in Stock
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ID:
696904
Weight:
29.67ct
Size:
37.3 x 10.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
3.56
Item in Stock
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ID:
505567
Weight:
1.61ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.88
Item in Stock
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ID:
693972
Weight:
7.94ct
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.58
Item in Stock
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ID:
744766
Weight:
12.06ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
24.12
Item in Stock
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ID:
648006
Weight:
4.38ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
36.79
Item in Stock
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ID:
382721
Weight:
14.43ct
Size:
17.5 x 10.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
305.53
Item in Stock
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ID:
390658
Weight:
1.62ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
104.27
Item in Stock
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ID:
485054
Weight:
26.12ct
Size:
38.2 x 14.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
57.24
Item in Stock
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ID:
586787
Weight:
2.94ct
Size:
18 x 7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.17
Item in Stock
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ID:
541539
Weight:
3.24ct (total)
Size:
7.7 x 6.5 mm
Clarity:
VS
Content:
2 pcs
Price:
$
65.09
Item in Stock
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ID:
688783
Weight:
0.98ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.40
Item in Stock
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ID:
735009
Weight:
9.92ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
59.52
Item in Stock
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ID:
700729
Weight:
12.25ct
Size:
13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
9.80
Item in Stock
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ID:
592884
Weight:
1.41ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
55.84
Item in Stock
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ID:
475127
Weight:
2.43ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
80.20
Item in Stock
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ID:
727871
Weight:
0.94ct
Size:
5.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
5.64
Item in Stock
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ID:
693763
Weight:
6.38ct
Size:
14.3 x 10.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.97
Item in Stock
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ID:
689598
Weight:
1.50ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
45.00
Item in Stock
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ID:
539880
Weight:
0.91ct
Size:
5.5 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.38
Item in Stock
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ID:
398131
Weight:
1.45ct
Size:
17.2 x 3.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
42.11
Item in Stock
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ID:
736720
Weight:
9.45ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.32
Item in Stock
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ID:
694830
Weight:
33.09ct
Size:
41 x 20.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.26
Item in Stock
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ID:
401778
Weight:
2.40ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
81.84
Item in Stock
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ID:
715793
Weight:
0.49ct
Size:
5.2 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
31.16
Item in Stock
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ID:
451603
Weight:
2.25ct (total)
Size:
10.9 x 4 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
139.60
Item in Stock
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ID:
667699
Weight:
2.15ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
44.09
Item in Stock
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ID:
727326
Weight:
0.73ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.14
Item in Stock
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ID:
433861
Weight:
4.94ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
32.60
Item in Stock
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ID:
686200
Weight:
10.42ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.50
Item in Stock
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ID:
556019
Weight:
26.80ct
Size:
27.9 x 13.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.56
Item in Stock
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ID:
479042
Weight:
2.36ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
24.92
Item in Stock
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ID:
692995
Weight:
23.35ct
Size:
39.9 x 8.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
8.41
Item in Stock
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ID:
393190
Weight:
9.36ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
61.78
Item in Stock
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ID:
663088
Weight:
11.59ct (total)
Size:
20.4 x 13.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
8.21
Item in Stock
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ID:
366386
Weight:
1.20ct
Size:
7.1 x 5.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
168.59
Item in Stock
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ID:
639892
Weight:
0.68ct
Size:
6.1 x 4.2 mm
Clarity:
VVS
Price:
$
5.71
Item in Stock
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Select
1
2
3
4
5
6
pcs 0 in Cart
ID:
475136
Weight:
4.43ct
Size:
11 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
40.93
Item in Stock
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ID:
616023
Weight:
1.06ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.20
Item in Stock
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ID:
692702
Weight:
26.56ct
Size:
20 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
223.10
Item in Stock
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ID:
721591
Weight:
6.64ct
Size:
14.2 x 10.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
7.97
Item in Stock
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ID:
721175
Weight:
0.89ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
7.48
Item in Stock
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ID:
398856
Weight:
6.96ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
64.31
Item in Stock
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ID:
672544
Weight:
1.49ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.76
Item in Stock
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ID:
674173
Weight:
15.73ct
Size:
23.2 x 10.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
283.14
Item in Stock
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ID:
391487
Weight:
27.99ct
Size:
33.2 x 20.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.95
Item in Stock
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ID:
685873
Weight:
0.95ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.48
Item in Stock
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ID:
676936
Weight:
0.05ct
Size:
2.2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.62
Item in Stock
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ID:
648661
Weight:
7.68ct (total)
Size:
12 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
11.52
Item in Stock
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ID:
348661
Weight:
4.20ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
38.81
Item in Stock
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ID:
678862
Weight:
3.17ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
26.63
Item in Stock
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ID:
573660
Weight:
1.98ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
2 pcs
Price:
$
52.27
Item in Stock
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ID:
686697
Weight:
2.44ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
2.93
Item in Stock
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ID:
694212
Weight:
1.03ct
Size:
8.6 x 4.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
30.90
Item in Stock
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ID:
639870
Weight:
0.40ct
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.12
Item in Stock
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ID:
710160
Weight:
1.28ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.93
Item in Stock
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ID:
519571
Weight:
1.24ct
Size:
7.3 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.55
Item in Stock
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ID:
710181
Weight:
1.38ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.72
Item in Stock
More Options & Item Details
ID:
648019
Weight:
5.54ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
9.97
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 gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.
Posted By Bryan De David in April, 2025
Source: Bizrate
Overall Rating -> 9
I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.
Posted By Jewelry Quality Stones in July, 2025
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Overall Rating -> 10
All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.
Posted By Bob D in December, 2025
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Overall Rating -> 10
Loved everything. High quality, quick shipping, and authentication included.
Posted By Chris in March, 2025
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Overall Rating -> 10
I could see the actual gem I was buying
Posted By Bugs in December, 2025
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Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
Posted By Geof in November, 2025
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Overall Rating -> 10
love these guys been ordering since 2000 maybe
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Overall Rating -> 9
I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!
Posted By Leo in March, 2025
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Overall Rating -> 10
Site is easy to navigate and the variety is great and how often new products are added is also great.
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