Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Gemtypes in Category:
Actinolite Cat's Eye (55)
Agate (545)
Agate Geode (17)
Alexandrite (28)
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Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
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Charoite (125)
Chocolate Opal (75)
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Tiger's Eye Matrix (281)
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Clear All
ID:
685561
Weight:
1.05ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
10.08
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:
685922
Weight:
25.83ct
Size:
28.7 x 22.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.94
Item in Stock
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ID:
667064
Weight:
1.71ct
Size:
8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
35.06
Item in Stock
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ID:
706627
Weight:
16.42ct
Size:
17.7 x 15.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.49
Item in Stock
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ID:
716112
Weight:
16.83ct
Size:
20.6 x 16.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
161.57
Item in Stock
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ID:
482167
Weight:
2.24ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
16.14
Item in Stock
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ID:
722786
Weight:
0.49ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Price:
$
14.70
Item in Stock
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Select
1
2
3
4
5
6
7
pcs 0 in Cart
ID:
458482
Weight:
1.35ct (total)
Size:
4.3 x 3.5 mm
Clarity:
VS
Content:
5 pcs
Price:
$
178.20
Item in Stock
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ID:
546477
Weight:
2.36ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.70
Item in Stock
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ID:
722113
Weight:
1.40ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
67.20
Item in Stock
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ID:
715404
Weight:
0.43ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
27.35
Item in Stock
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ID:
734685
Weight:
39.02ct
Size:
22.5 x 22.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
374.59
Item in Stock
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ID:
491215
Weight:
6.91ct
Size:
19.5 x 10.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.34
Item in Stock
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ID:
400138
Weight:
6.11ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.16
Item in Stock
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ID:
730299
Weight:
30.25ct
Size:
32.2 x 19.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.04
Item in Stock
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ID:
712202
Weight:
2.38ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.34
Item in Stock
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ID:
649879
Weight:
2.06ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
17.30
Item in Stock
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ID:
697742
Weight:
0.66ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
3.96
Item in Stock
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ID:
705709
Weight:
19.96ct (total)
Size:
23.2 x 16.2 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
23.95
Item in Stock
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ID:
459887
Weight:
4.43ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
40.93
Item in Stock
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ID:
715732
Weight:
10.11ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
97.06
Item in Stock
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ID:
683151
Weight:
3.41ct
Size:
11.5 x 9.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.60
Item in Stock
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ID:
588574
Weight:
6.29ct
Size:
15 x 11 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
24.91
Item in Stock
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ID:
644379
Weight:
0.28ct
Size:
6 x 3 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
13.44
Item in Stock
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ID:
698500
Weight:
2.79ct
Size:
8.8 x 7.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.74
Item in Stock
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ID:
520555
Weight:
8.58ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
79.28
Item in Stock
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ID:
427651
Weight:
2.41ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
15.91
Item in Stock
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ID:
420269
Weight:
12.72ct
Size:
19.1 x 14.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
33.58
Item in Stock
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ID:
723464
Weight:
1.83ct
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.57
Item in Stock
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ID:
708076
Weight:
3.41ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.65
Item in Stock
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ID:
646701
Weight:
17.05ct (total)
Size:
14 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
22.51
Item in Stock
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ID:
460521
Weight:
3.14ct
Size:
13 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.02
Item in Stock
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ID:
522493
Weight:
3.91ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
36.13
Item in Stock
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ID:
726076
Weight:
0.94ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
37.24
Item in Stock
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ID:
364062
Weight:
19.58ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
38.77
Item in Stock
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ID:
449665
Weight:
5.89ct (total)
Size:
7.5 mm (calibrated)
Clarity:
Transparent
Content:
3 pcs
Price:
$
38.88
Item in Stock
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ID:
457290
Weight:
2.06ct
Size:
10.9 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
19.03
Item in Stock
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ID:
395818
Weight:
9.32ct
Size:
11.6 x 11.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
456.67
Item in Stock
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ID:
725005
Weight:
5.37ct
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
6.12
Item in Stock
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ID:
446683
Weight:
3.59ct
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.86
Item in Stock
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ID:
398858
Weight:
6.66ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
61.54
Item in Stock
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ID:
683020
Weight:
0.91ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
16.38
Item in Stock
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ID:
389926
Weight:
0.96ct
Size:
7.3 x 4.7 mm
Clarity:
SI
Content:
1 pc
Price:
$
41.46
Item in Stock
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ID:
411274
Weight:
4.26ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
126.92
Item in Stock
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ID:
709917
Weight:
0.41ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Price:
$
3.44
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
657257
Weight:
3.97ct
Size:
12.2 x 11.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.58
Item in Stock
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ID:
446727
Weight:
3.89ct
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
12.83
Item in Stock
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ID:
485214
Weight:
10.10ct (total)
Size:
10.6 x 10.3 mm
Clarity:
Translucent
Content:
4 pcs
Price:
$
53.33
Item in Stock
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ID:
474324
Weight:
2.34ct
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.62
Item in Stock
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ID:
490597
Weight:
3.32ct (total)
Size:
6 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
39.08
Item in Stock
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ID:
687817
Weight:
4.29ct
Size:
10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.15
Item in Stock
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ID:
348924
Weight:
27.34ct
Size:
30.2 x 21 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.08
Item in Stock
More Options & Item Details
ID:
700966
Weight:
0.42ct
Size:
4.2 mm
Clarity:
SI
Content:
1 pc
Price:
$
25.20
Item in Stock
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ID:
464488
Weight:
2.49ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
23.00
Item in Stock
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ID:
529110
Weight:
2.89ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.88
Item in Stock
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ID:
722793
Weight:
0.51ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Price:
$
15.30
Item in Stock
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Select
1
2
3
4
pcs 0 in Cart
ID:
454617
Weight:
6.81ct
Size:
16 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.42
Item in Stock
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ID:
465758
Weight:
4.47ct (total)
Size:
12.1 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
47.21
Item in Stock
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ID:
728208
Weight:
0.89ct
Size:
5.9 x 4.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.34
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
Great selection of gems at a reasonable price
Posted By Curt in July, 2025
Source: Bizrate
Overall Rating -> 10
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Posted By Darkstar in June, 2025
Source: Bizrate
Overall Rating -> 10
I was able to find what I was looking for
Posted By Lincolnpremier in January, 2025
Source: Bizrate
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
Source: Bizrate
Overall Rating -> 10
I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.
Posted By Sam in March, 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 -> 10
Muy serios y muy oportunos para el envo
Posted By Veronica in September, 2024
Source: Bizrate
Overall Rating -> 10
I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!
Posted By Blkfower83 in October, 2024
Source: Bizrate
Overall Rating -> 10
I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.
Posted By Nate in March, 2025
Source: Bizrate