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)
Agate (589)
Agate Geode (15)
Alexandrite (21)
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Calcite (71)
Carnelian (21)
Cat's Eye Alexandrite (36)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
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Cavansite (36)
Chalcedony (203)
Charoite (122)
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Chrysoberyl Cat's Eye (55)
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Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Garnet (190)
Color-Change Sapphire (4)
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Druzy Azurite (13)
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Druzy Variscite (130)
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Fire Opal (124)
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Tiger's Eye Matrix (274)
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Uvarovite Garnet Drusy (80)
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Clear All
ID:
484176
Weight:
3.81ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.58
Item in Stock
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ID:
542974
Weight:
0.97ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.25
Item in Stock
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ID:
590440
Weight:
1.56ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
29.41
Item in Stock
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ID:
366371
Weight:
1.17ct
Size:
7.5 x 5.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
164.36
Item in Stock
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ID:
674639
Weight:
0.92ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
6.62
Item in Stock
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ID:
635163
Weight:
1.05ct
Size:
6.9 x 5.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.72
Item in Stock
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ID:
537141
Weight:
1.94ct (total)
Size:
7.4 x 5.1 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
7.68
Item in Stock
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ID:
612071
Weight:
10.52ct
Size:
16 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
41.66
Item in Stock
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ID:
609887
Weight:
3.68ct
Size:
14 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
34.22
Item in Stock
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ID:
737545
Weight:
0.77ct
Size:
5.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
19.25
Item in Stock
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ID:
587780
Weight:
6.48ct
Size:
15.1 x 11.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.66
Item in Stock
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ID:
443226
Weight:
10.77ct (total)
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
35.40
Item in Stock
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ID:
350298
Weight:
1.83ct
Size:
15.5 x 4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.15
Item in Stock
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ID:
501532
Weight:
20.93ct
Size:
27.1 x 21.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
87.86
Item in Stock
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ID:
744525
Weight:
0.50ct
Size:
5.8 x 4.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
125.00
Item in Stock
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ID:
664164
Weight:
1.21ct
Size:
7.7 x 5.8 mm
Clarity:
VS
Price:
$
13.07
Item in Stock
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ID:
697861
Weight:
6.58ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
55.27
Item in Stock
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ID:
396245
Weight:
2.64ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
129.47
Item in Stock
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ID:
516719
Weight:
1.32ct
Size:
8.8 x 6.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
121.97
Item in Stock
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ID:
376786
Weight:
6.38ct (total)
Size:
7.5 x 6.8 mm
Clarity:
Transparent
Content:
4 pcs
Price:
$
58.96
Item in Stock
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ID:
350510
Weight:
3.26ct (total)
Size:
3 x 3 mm (calibrated)
Clarity:
Transparent
Content:
20 pcs
Price:
$
74.45
Item in Stock
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ID:
743019
Weight:
12.13ct
Size:
25.7 x 16.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
48.52
Item in Stock
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ID:
713827
Weight:
15.61ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
131.12
Item in Stock
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ID:
437210
Weight:
4.13ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.18
Item in Stock
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ID:
573113
Weight:
0.78ct
Size:
8 x 6.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
30.89
Item in Stock
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ID:
722450
Weight:
11.38ct
Size:
20.4 x 11.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
95.59
Item in Stock
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ID:
698492
Weight:
3.26ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.38
Item in Stock
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ID:
650617
Weight:
15.09ct
Size:
32.4 x 12.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
63.92
Item in Stock
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ID:
699804
Weight:
1.23ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
11.81
Item in Stock
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ID:
573855
Weight:
1.66ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
43.82
Item in Stock
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ID:
394722
Weight:
4.13ct
Size:
10.4 x 10.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
27.26
Item in Stock
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ID:
708179
Weight:
3.76ct (total)
Size:
7.5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
77.65
Item in Stock
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ID:
691204
Weight:
2.66ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
143.64
Item in Stock
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ID:
710786
Weight:
16.08ct
Size:
20.3 x 16.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.94
Item in Stock
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ID:
383348
Weight:
1.45ct
Size:
16 x 3.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.71
Item in Stock
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ID:
670655
Weight:
0.37ct
Size:
4.1 x 3.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.32
Item in Stock
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ID:
706622
Weight:
18.85ct
Size:
17.8 x 15.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
38.46
Item in Stock
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ID:
660247
Weight:
1.23ct
Size:
6.5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
2.96
Item in Stock
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ID:
740735
Weight:
2.55ct
Size:
8.4 x 7.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
320.74
Item in Stock
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ID:
736596
Weight:
32.77ct
Size:
28.2 x 19.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.80
Item in Stock
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ID:
439632
Weight:
5.68ct
Size:
13 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
125.81
Item in Stock
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ID:
596685
Weight:
20.76ct
Size:
21.8 x 14.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
183.06
Item in Stock
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ID:
367377
Weight:
1.18ct
Size:
7.5 x 5.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
164.68
Item in Stock
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ID:
712891
Weight:
4.43ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
63.79
Item in Stock
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ID:
677824
Weight:
0.12ct (total)
Size:
1.9 x 1.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
72.00
Item in Stock
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ID:
688883
Weight:
0.88ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
8.45
Item in Stock
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ID:
427467
Weight:
2.49ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.44
Item in Stock
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ID:
430595
Weight:
6.82ct
Size:
15 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.74
Item in Stock
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ID:
409971
Weight:
2.69ct (total)
Size:
7.5 x 5 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
12.85
Item in Stock
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ID:
558117
Weight:
1.78ct (total)
Size:
7 x 5.3 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
4.70
Item in Stock
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ID:
672455
Weight:
2.15ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
51.60
Item in Stock
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ID:
455133
Weight:
24.93ct (total)
Size:
18.6 x 12.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
32.90
Item in Stock
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ID:
715740
Weight:
0.93ct
Size:
5.6 x 5.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
59.15
Item in Stock
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ID:
735806
Weight:
15.89ct
Size:
26.3 x 15.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.15
Item in Stock
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ID:
684513
Weight:
26.36ct
Size:
30.5 x 18.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
33.85
Item in Stock
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ID:
689347
Weight:
0.28ct
Size:
4.4 x 3.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
16.80
Item in Stock
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ID:
533017
Weight:
6.08ct
Size:
11 x 11 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.04
Item in Stock
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ID:
564406
Weight:
2.09ct (total)
Size:
7.7 x 5.9 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
31.84
Item in Stock
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ID:
712675
Weight:
10.10ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
22.42
Item in Stock
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ID:
406990
Weight:
12.01ct
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
44.71
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 could see the actual gem I was buying
Posted By Bugs in December, 2025
Source: Bizrate
Overall Rating -> 10
I can pick and choose from large selection and find just what I need for .y projects, currently my cane.
Posted By Darkstar731 in July, 2025
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Overall Rating -> 10
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
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Overall Rating -> 9
I love the gems!
Posted By MM in April, 2025
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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
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Overall Rating -> 10
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Posted By G.W. or Bakyow in July, 2025
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Overall Rating -> 10
Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.
Posted By Happy Customer in June, 2025
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Overall Rating -> 10
hassle free experience.
Posted By Jhidron in October, 2025
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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
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