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:
730210
Weight:
1.71ct
Size:
6.5 x 6.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
85.50
Item in Stock
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ID:
543524
Weight:
0.65ct
Size:
5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.62
Item in Stock
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ID:
500208
Weight:
3.42ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
8 pcs
Price:
$
31.60
Item in Stock
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ID:
736600
Weight:
35.56ct
Size:
30.2 x 17.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.43
Item in Stock
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ID:
621777
Weight:
0.88ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.50
Item in Stock
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ID:
714996
Weight:
2.24ct (total)
Size:
6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
5.81
Item in Stock
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ID:
355903
Weight:
3.67ct (total)
Size:
5.1 x 4.2 mm
Clarity:
VS
Content:
10 pcs
Price:
$
24.23
Item in Stock
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ID:
686040
Weight:
24.85ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
29.82
Item in Stock
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ID:
673482
Weight:
1.33ct
Size:
7.4 x 5.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.92
Item in Stock
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ID:
711704
Weight:
0.83ct
Size:
6.3 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.57
Item in Stock
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ID:
492377
Weight:
10.04ct
Size:
18.7 x 14 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
37.76
Item in Stock
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ID:
456553
Weight:
3.28ct
Size:
11.6 x 8.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.31
Item in Stock
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ID:
387217
Weight:
4.90ct
Size:
18.7 x 8.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
19.40
Item in Stock
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ID:
743417
Weight:
13.66ct
Size:
24.3 x 14.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
54.64
Item in Stock
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ID:
527610
Weight:
3.06ct
Size:
8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.14
Item in Stock
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ID:
650589
Weight:
4.83ct (total)
Size:
9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
30.72
Item in Stock
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ID:
418126
Weight:
7.95ct
Size:
13.5 x 10.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
41.98
Item in Stock
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ID:
615233
Weight:
0.97ct
Size:
6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
24.32
Item in Stock
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ID:
489232
Weight:
5.37ct
Size:
13.3 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
55.21
Item in Stock
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ID:
704919
Weight:
1.22ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
36.60
Item in Stock
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ID:
713401
Weight:
1.07ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.99
Item in Stock
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ID:
495908
Weight:
1.02ct
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
57.23
Item in Stock
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ID:
685683
Weight:
2.03ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
37.37
Item in Stock
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ID:
440320
Weight:
0.98ct
Size:
6.4 x 5.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
36.22
Item in Stock
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ID:
716374
Weight:
1.26ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
12.10
Item in Stock
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ID:
531981
Weight:
2.35ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.41
Item in Stock
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ID:
463879
Weight:
9.80ct
Size:
15 mm (calibrated)
Clarity:
VS
Price:
$
19.40
Item in Stock
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ID:
704860
Weight:
1.89ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
56.70
Item in Stock
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ID:
349553
Weight:
1.14ct
Size:
17.3 x 3.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
33.11
Item in Stock
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ID:
469490
Weight:
22.56ct
Size:
22.6 x 14.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
47.04
Item in Stock
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ID:
673100
Weight:
1.68ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
40.32
Item in Stock
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ID:
662147
Weight:
2.58ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.23
Item in Stock
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ID:
727062
Weight:
0.62ct
Size:
8 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.60
Item in Stock
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ID:
526275
Weight:
2.72ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.73
Item in Stock
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ID:
725466
Weight:
0.92ct
Size:
6 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
65.09
Item in Stock
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ID:
712419
Weight:
2.83ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
7.54
Item in Stock
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ID:
453614
Weight:
6.95ct
Size:
15.3 x 8.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
229.36
Item in Stock
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ID:
725288
Weight:
6.41ct
Size:
11.6 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.31
Item in Stock
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ID:
564790
Weight:
0.19ct
Size:
3.5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
78.60
Item in Stock
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ID:
477568
Weight:
1.92ct (total)
Size:
5 mm (calibrated)
Clarity:
Translucent
Content:
5 pcs
Price:
$
54.01
Item in Stock
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ID:
456591
Weight:
2.54ct
Size:
11.2 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
23.47
Item in Stock
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ID:
712796
Weight:
10.82ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
28.82
Item in Stock
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ID:
380945
Weight:
1.45ct
Size:
8.7 x 5.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
95.70
Item in Stock
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ID:
736718
Weight:
15.05ct
Size:
24.1 x 18.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.22
Item in Stock
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ID:
712875
Weight:
0.93ct
Size:
5.9 x 5.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
18.58
Item in Stock
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ID:
566957
Weight:
46.54ct
Size:
38.6 x 20.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
105.05
Item in Stock
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ID:
416348
Weight:
0.91ct
Size:
11.2 x 3.4 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
28.82
Item in Stock
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ID:
390009
Weight:
0.81ct
Size:
10.2 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.98
Item in Stock
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ID:
691518
Weight:
6.96ct
Size:
12.8 x 10.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
230.76
Item in Stock
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ID:
715007
Weight:
15.42ct (total)
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
33.31
Item in Stock
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ID:
491840
Weight:
7.34ct (total)
Size:
7.3 x 7.2 mm
Clarity:
Opaque
Content:
4 pcs
Price:
$
21.50
Item in Stock
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ID:
670761
Weight:
0.62ct
Size:
5.9 x 3.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.32
Item in Stock
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ID:
743008
Weight:
3.75ct
Size:
19.1 x 8.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.00
Item in Stock
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ID:
387552
Weight:
4.63ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
30.56
Item in Stock
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ID:
545030
Weight:
5.33ct (total)
Size:
9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
39.74
Item in Stock
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ID:
605597
Weight:
58.13ct
Size:
35.1 x 27.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.06
Item in Stock
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ID:
603168
Weight:
1.09ct
Size:
7.1 x 6.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
546.48
Item in Stock
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ID:
715505
Weight:
0.41ct
Size:
5.2 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
26.08
Item in Stock
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ID:
715391
Weight:
11.55ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
110.88
Item in Stock
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ID:
554273
Weight:
26.26ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
31.90
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
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
Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways
Posted By The homie edgar in December, 2025
Source: Bizrate
Overall Rating -> 10
I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items
Posted By Desperaux in November, 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
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 -> 9
Fast and reliable service.
Posted By Zæck in December, 2025
Source: Bizrate
Overall Rating -> 9
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
Posted By Ron T in November, 2025
Source: Bizrate
Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
Source: Bizrate
Overall Rating -> 10
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
Source: Bizrate