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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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)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (203)
Charoite (122)
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Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
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Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Sapphire (4)
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Diamond (611)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
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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ID:
688244
Weight:
0.18ct (total)
Size:
2.6 x 2.6 mm
Clarity:
VS
Content:
2 pcs
Price:
$
8.64
Item in Stock
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ID:
619164
Weight:
4.03ct
Size:
13 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
29.42
Item in Stock
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ID:
650647
Weight:
1.18ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
11.33
Item in Stock
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ID:
667972
Weight:
5.50ct
Size:
11.2 x 10.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.00
Item in Stock
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ID:
400137
Weight:
6.28ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.72
Item in Stock
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ID:
541714
Weight:
2.64ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
53.04
Item in Stock
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ID:
706448
Weight:
10.85ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
22.14
Item in Stock
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ID:
367205
Weight:
6.14ct
Size:
13 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.74
Item in Stock
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ID:
594977
Weight:
15.17ct
Size:
16 x 16 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
60.07
Item in Stock
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ID:
447513
Weight:
2.19ct
Size:
8.2 x 6.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
103.90
Item in Stock
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ID:
548000
Weight:
1.58ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
521.40
Item in Stock
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ID:
480839
Weight:
2.44ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
22.55
Item in Stock
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ID:
446655
Weight:
4.81ct
Size:
13 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.86
Item in Stock
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ID:
396535
Weight:
14.43ct
Size:
33.9 x 11.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.86
Item in Stock
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ID:
310831
Weight:
3.21ct (total)
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
15 pcs
Price:
$
190.68
Item in Stock
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ID:
471473
Weight:
36.40ct
Size:
33.9 x 24.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.80
Item in Stock
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ID:
431097
Weight:
3.18ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
33.54
Item in Stock
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ID:
473786
Weight:
0.99ct
Size:
9 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
71.88
Item in Stock
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ID:
562896
Weight:
3.67ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
33.91
Item in Stock
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ID:
418585
Weight:
6.06ct
Size:
16.4 x 10.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
12.00
Item in Stock
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ID:
728166
Weight:
0.05ct
Size:
2.2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.62
Item in Stock
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ID:
712522
Weight:
3.85ct
Size:
12 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.26
Item in Stock
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ID:
408185
Weight:
10.54ct
Size:
13 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.91
Item in Stock
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ID:
382765
Weight:
9.52ct
Size:
16.2 x 10.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
25.13
Item in Stock
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ID:
705737
Weight:
0.69ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Price:
$
5.80
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
418551
Weight:
4.93ct
Size:
12 x 8.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
26.03
Item in Stock
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ID:
695897
Weight:
6.04ct
Size:
13.4 x 9.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
181.20
Item in Stock
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ID:
482213
Weight:
27.16ct (total)
Size:
20.3 x 12.7 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
35.14
Item in Stock
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ID:
496789
Weight:
2.58ct
Size:
9.5 x 7.8 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
68.11
Item in Stock
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ID:
370464
Weight:
25.83ct (total)
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
51.13
Item in Stock
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ID:
603744
Weight:
1.78ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
51.70
Item in Stock
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ID:
621026
Weight:
4.37ct (total)
Size:
12 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
40.38
Item in Stock
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ID:
496478
Weight:
2.76ct
Size:
9.1 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
57.53
Item in Stock
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ID:
640391
Weight:
0.86ct
Size:
6.1 x 5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.68
Item in Stock
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ID:
435210
Weight:
23.81ct
Size:
27.8 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.43
Item in Stock
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ID:
728218
Weight:
2.83ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.79
Item in Stock
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ID:
682794
Weight:
6.64ct
Size:
12.8 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
39.84
Item in Stock
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ID:
673654
Weight:
0.06ct
Size:
2.3 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
32.76
Item in Stock
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ID:
523058
Weight:
24.14ct
Size:
22.1 x 18.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
47.51
Item in Stock
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ID:
479012
Weight:
1.88ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
19.85
Item in Stock
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ID:
727233
Weight:
1.07ct
Size:
6 x 4.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
19.26
Item in Stock
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ID:
512168
Weight:
1.54ct
Size:
9.9 x 4.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
140.27
Item in Stock
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ID:
720090
Weight:
3.02ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
90.60
Item in Stock
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ID:
720969
Weight:
0.65ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
11.70
Item in Stock
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ID:
730212
Weight:
2.26ct
Size:
7.3 x 7 mm
Clarity:
VS
Content:
1 pc
Price:
$
135.60
Item in Stock
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ID:
470425
Weight:
6.53ct
Size:
11 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
43.10
Item in Stock
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ID:
390665
Weight:
2.03ct (total)
Size:
5 x 3.1 mm
Clarity:
VS
Content:
8 pcs
Price:
$
130.66
Item in Stock
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ID:
381951
Weight:
3.61ct (total)
Size:
3.5 mm (calibrated)
Clarity:
VS
Content:
20 pcs
Price:
$
191.03
Item in Stock
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ID:
396615
Weight:
1.09ct
Size:
6.7 x 5.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
68.72
Item in Stock
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ID:
743674
Weight:
1.55ct
Size:
7 x 6.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
186.00
Item in Stock
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ID:
694831
Weight:
36.56ct
Size:
33.7 x 17.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.18
Item in Stock
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ID:
543705
Weight:
2.30ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Price:
$
15.18
Item in Stock
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ID:
599810
Weight:
2.82ct
Size:
9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
36.85
Item in Stock
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ID:
484267
Weight:
5.57ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
73.52
Item in Stock
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ID:
411811
Weight:
3.23ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
3 pcs
Price:
$
149.23
Item in Stock
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ID:
451068
Weight:
1.51ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.96
Item in Stock
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ID:
737528
Weight:
2.35ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
105.75
Item in Stock
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ID:
621016
Weight:
25.42ct (total)
Size:
20 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
67.10
Item in Stock
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ID:
384490
Weight:
13.20ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
52.27
Item in Stock
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ID:
668710
Weight:
10.37ct
Size:
18.3 x 12.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
223.99
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
So far, my experience was great...Thanks
Posted By Kaydi in May, 2025
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Overall Rating -> 9
I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!
Posted By Leo in March, 2025
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Overall Rating -> 10
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Posted By Dia in March, 2025
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Overall Rating -> 10
Good. I ts very user friendly.
Posted By Shalini in June, 2025
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Overall Rating -> 10
My experience was done with ease
Posted By Barb in October, 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 -> 8
everything was fine
Posted By Marc in January, 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
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
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