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 Aquamarine (15)
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ID:
642918
Weight:
2.41ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.13
Item in Stock
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ID:
391881
Weight:
44.83ct
Size:
30.1 x 30 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
53.80
Item in Stock
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ID:
736391
Weight:
1.79ct
Size:
9.3 x 7.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.53
Item in Stock
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ID:
645681
Weight:
6.63ct
Size:
16.7 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.78
Item in Stock
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ID:
679792
Weight:
31.19ct
Size:
24.5 x 20.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
299.42
Item in Stock
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ID:
707748
Weight:
4.77ct
Size:
15.9 x 9.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
34.34
Item in Stock
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ID:
314146
Weight:
0.82ct
Size:
6 x 4.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
81.18
Item in Stock
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ID:
445898
Weight:
6.38ct
Size:
12.5 x 10.6 mm
Clarity:
SI
Content:
1 pc
Price:
$
46.57
Item in Stock
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ID:
564403
Weight:
0.93ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.16
Item in Stock
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ID:
447541
Weight:
2.29ct
Size:
8.5 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
108.64
Item in Stock
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ID:
567400
Weight:
0.16ct (total)
Size:
2.7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
313.30
Item in Stock
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ID:
517191
Weight:
1.36ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
125.66
Item in Stock
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ID:
434079
Weight:
16.87ct
Size:
21 x 14.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
242.93
Item in Stock
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ID:
710073
Weight:
4.73ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
39.73
Item in Stock
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ID:
727277
Weight:
0.77ct
Size:
7 x 3.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
46.20
Item in Stock
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ID:
727343
Weight:
0.50ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
21.00
Item in Stock
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ID:
439516
Weight:
6.79ct
Size:
14.1 x 11.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
134.45
Item in Stock
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ID:
709075
Weight:
2.66ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
54.94
Item in Stock
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ID:
472533
Weight:
5.98ct
Size:
11.9 x 8.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.68
Item in Stock
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ID:
725468
Weight:
0.98ct
Size:
6.2 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
83.21
Item in Stock
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ID:
684860
Weight:
1.57ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
2.26
Item in Stock
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ID:
549166
Weight:
2.63ct
Size:
8.5 x 8.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
17.36
Item in Stock
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ID:
457647
Weight:
0.55ct
Size:
7.3 x 4.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
58.08
Item in Stock
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ID:
744802
Weight:
17.18ct
Size:
21.2 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
85.90
Item in Stock
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ID:
732056
Weight:
0.86ct
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.64
Item in Stock
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ID:
713388
Weight:
16.66ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
139.94
Item in Stock
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ID:
685321
Weight:
0.55ct
Size:
5.2 x 4.2 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
23.10
Item in Stock
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ID:
566487
Weight:
16.29ct (total)
Size:
17.6 x 11.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
37.20
Item in Stock
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ID:
537562
Weight:
1.49ct
Size:
11 x 4.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
135.71
Item in Stock
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ID:
486203
Weight:
7.32ct
Size:
14 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
61.49
Item in Stock
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ID:
430870
Weight:
5.30ct
Size:
12 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
13.78
Item in Stock
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ID:
404526
Weight:
12.64ct (total)
Size:
13 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
83.42
Item in Stock
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ID:
604475
Weight:
2.61ct (total)
Size:
9 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
75.79
Item in Stock
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ID:
584808
Weight:
1.63ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
107.58
Item in Stock
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ID:
464253
Weight:
4.14ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
38.26
Item in Stock
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ID:
715687
Weight:
0.45ct
Size:
5.9 x 3.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.62
Item in Stock
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ID:
682459
Weight:
7.19ct
Size:
20.1 x 9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
69.02
Item in Stock
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ID:
692448
Weight:
13.24ct
Size:
16 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
111.22
Item in Stock
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ID:
643514
Weight:
0.92ct
Size:
9.7 x 4.1 mm
Clarity:
VVS
Price:
$
7.73
Item in Stock
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ID:
450156
Weight:
28.35ct (total)
Size:
22.7 x 14.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
74.84
Item in Stock
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ID:
617098
Weight:
31.03ct
Size:
34.9 x 21.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.48
Item in Stock
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ID:
370149
Weight:
1.45ct
Size:
6.7 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
174.14
Item in Stock
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ID:
712405
Weight:
3.96ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.55
Item in Stock
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ID:
716138
Weight:
3.44ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
33.02
Item in Stock
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ID:
669080
Weight:
17.63ct
Size:
18 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
380.81
Item in Stock
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ID:
637118
Weight:
0.70ct
Size:
7.6 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
36.96
Item in Stock
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ID:
416005
Weight:
2.34ct
Size:
21.5 x 4.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
77.22
Item in Stock
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ID:
737961
Weight:
0.66ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
33.00
Item in Stock
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ID:
732476
Weight:
5.56ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
50.24
Item in Stock
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ID:
745614
Weight:
3.36ct
Size:
9.5 x 7.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
320.00
Item in Stock
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ID:
695054
Weight:
0.43ct
Size:
4.7 x 3.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
15.48
Item in Stock
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ID:
552240
Weight:
1.62ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.96
Item in Stock
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ID:
623474
Weight:
0.93ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.18
Item in Stock
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ID:
394966
Weight:
1.18ct
Size:
7.3 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
58.00
Item in Stock
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ID:
333749
Weight:
10.86ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
50.17
Item in Stock
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ID:
575198
Weight:
19.83ct
Size:
22.8 x 21.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
78.53
Item in Stock
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ID:
725310
Weight:
9.48ct
Size:
13.4 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.81
Item in Stock
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ID:
728057
Weight:
1.10ct
Size:
7.6 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.60
Item in Stock
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ID:
537158
Weight:
1.66ct
Size:
7.2 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
138.05
Item in Stock
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ID:
662655
Weight:
1.59ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
13.36
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 -> 9
I wish there were options for jewelry settings
Posted By Tim in May, 2025
Source: Bizrate
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
Source: Bizrate
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
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 -> 9
It was great!
Posted By Annie in September, 2025
Source: Bizrate
Overall Rating -> 10
A pleasant experience and many choices to choose from
Posted By Krackenking in November, 2025
Source: Bizrate
Overall Rating -> 8
I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.
Posted By Atsu in December, 2025
Source: Bizrate
Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
Source: Bizrate
Overall Rating -> 10
My experience was done with ease
Posted By Barb in October, 2025
Source: Bizrate