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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ID:
708453
Weight:
1.67ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
34.49
Item in Stock
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ID:
448501
Weight:
1.44ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
832.90
Item in Stock
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ID:
725283
Weight:
15.70ct
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
17.90
Item in Stock
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ID:
481875
Weight:
1.13ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
32.48
Item in Stock
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ID:
475129
Weight:
2.03ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
55.83
Item in Stock
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ID:
418625
Weight:
21.38ct (total)
Size:
17.1 x 11.9 mm
Clarity:
Translucent
Content:
3 pcs
Price:
$
42.34
Item in Stock
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ID:
706363
Weight:
16.04ct
Size:
16 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
32.72
Item in Stock
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ID:
596663
Weight:
8.22ct
Size:
22.2 x 11.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
12.04
Item in Stock
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ID:
384643
Weight:
12.63ct
Size:
20 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
33.35
Item in Stock
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ID:
684823
Weight:
17.65ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
17.58
Item in Stock
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ID:
448521
Weight:
24.55ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
48.61
Item in Stock
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ID:
693893
Weight:
159.38ct
Size:
63.6 x 54.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
95.63
Item in Stock
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ID:
732486
Weight:
6.55ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
59.18
Item in Stock
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ID:
737542
Weight:
3.81ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
171.45
Item in Stock
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ID:
709204
Weight:
1.65ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
13.86
Item in Stock
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ID:
691371
Weight:
2.76ct
Size:
12.8 x 10 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
149.04
Item in Stock
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ID:
686082
Weight:
0.93ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
20.09
Item in Stock
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ID:
570069
Weight:
3.56ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
26.22
Item in Stock
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ID:
674206
Weight:
1.27ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
53.34
Item in Stock
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ID:
604627
Weight:
0.70ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
16.63
Item in Stock
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ID:
706442
Weight:
9.86ct
Size:
13.8 x 12.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.11
Item in Stock
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ID:
328751
Weight:
20.28ct
Size:
18 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.12
Item in Stock
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ID:
449662
Weight:
3.64ct (total)
Size:
7.2 x 5.6 mm
Clarity:
Transparent
Content:
3 pcs
Price:
$
24.02
Item in Stock
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ID:
491577
Weight:
37.99ct (total)
Size:
15 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
44.63
Item in Stock
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ID:
390021
Weight:
2.00ct (total)
Size:
5.3 x 4.3 mm
Clarity:
VS
Content:
4 pcs
Price:
$
92.14
Item in Stock
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ID:
697577
Weight:
2.16ct
Size:
12.3 x 8.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
65.45
Item in Stock
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ID:
730077
Weight:
1.06ct
Size:
12.3 x 3.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
63.60
Item in Stock
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ID:
554448
Weight:
1.36ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
40.97
Item in Stock
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ID:
457298
Weight:
1.89ct
Size:
10.7 x 7.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.46
Item in Stock
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ID:
392687
Weight:
13.74ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
90.68
Item in Stock
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ID:
696155
Weight:
36.48ct
Size:
31.8 x 18.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.95
Item in Stock
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ID:
717198
Weight:
1.49ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
30.40
Item in Stock
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ID:
725303
Weight:
36.93ct
Size:
22.2 x 19.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
132.95
Item in Stock
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ID:
512788
Weight:
1.94ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
41.98
Item in Stock
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ID:
474879
Weight:
3.45ct
Size:
19.6 x 13.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.58
Item in Stock
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ID:
456728
Weight:
1.56ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
14.41
Item in Stock
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ID:
510918
Weight:
27.27ct (total)
Size:
21.6 x 14.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
58.68
Item in Stock
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ID:
408345
Weight:
10.43ct
Size:
15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.65
Item in Stock
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ID:
384369
Weight:
1.17ct
Size:
13.7 x 3.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
29.81
Item in Stock
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ID:
718133
Weight:
1.07ct (total)
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
32.10
Item in Stock
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ID:
680928
Weight:
1.21ct
Size:
6.1 x 5.1 mm
Clarity:
SI
Content:
1 pc
Price:
$
36.30
Item in Stock
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ID:
670728
Weight:
1.09ct (total)
Size:
4.5 x 4.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
39.24
Item in Stock
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ID:
694137
Weight:
0.70ct
Size:
7.7 x 3.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
21.00
Item in Stock
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ID:
499172
Weight:
1.89ct
Size:
11.6 x 4.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
374.22
Item in Stock
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ID:
695436
Weight:
6.11ct
Size:
11 x 9.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
183.30
Item in Stock
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ID:
552245
Weight:
3.02ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
27.90
Item in Stock
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ID:
700088
Weight:
2.05ct
Size:
7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
123.00
Item in Stock
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ID:
706643
Weight:
1.61ct
Size:
16.2 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
9.66
Item in Stock
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ID:
451302
Weight:
1.46ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.49
Item in Stock
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ID:
367977
Weight:
4.88ct (total)
Size:
6.5 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
31.94
Item in Stock
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ID:
746625
Weight:
0.95ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.85
Item in Stock
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ID:
521069
Weight:
2.37ct
Size:
9.2 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
56.32
Item in Stock
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ID:
636878
Weight:
1.57ct
Size:
8.1 x 6.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
34.54
Item in Stock
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ID:
439156
Weight:
2.28ct
Size:
7.6 x 7.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
141.46
Item in Stock
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ID:
672301
Weight:
0.99ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.76
Item in Stock
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ID:
428359
Weight:
5.54ct
Size:
17.1 x 8.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
36.56
Item in Stock
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ID:
472396
Weight:
5.48ct
Size:
10.9 x 10 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.70
Item in Stock
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ID:
548536
Weight:
2.09ct
Size:
8.3 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
42.35
Item in Stock
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ID:
377598
Weight:
27.48ct (total)
Size:
18.2 x 11.9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
108.82
Item in Stock
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ID:
407295
Weight:
6.93ct
Size:
14.4 x 10.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
379.36
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 -> 8
It was a good interaction I got a good gemstone for cheap
Posted By Jon in December, 2025
Source: Bizrate
Overall Rating -> 10
I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.
Posted By Desertchick in March, 2025
Source: Bizrate
Overall Rating -> 10
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 10
Good selection, using for custom jewlery for my wife.
Posted By Smitty in June, 2025
Source: Bizrate
Overall Rating -> 10
easy site to navigate
Posted By Curt's Cabochons in June, 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
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
I love the quality, package and info of your gems.
Posted By Diana in April, 2025
Source: Bizrate
Overall Rating -> 10
Great site for finding specific stones and sizes for individual pieces of jewelry
Posted By Designer in December, 2025
Source: Bizrate