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)
Almandine Garnet (475)
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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)
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Cavansite (36)
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Charoite (122)
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Chrysoberyl Cat's Eye (55)
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Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Sapphire (4)
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Druzy Variscite (130)
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Tiger's Eye Matrix (274)
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Tsavorite Garnet (175)
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Uvarovite Garnet Drusy (80)
Variscite (4)
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ID:
559500
Weight:
0.96ct
Size:
6.2 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.65
Item in Stock
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ID:
433858
Weight:
4.22ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
27.85
Item in Stock
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ID:
540040
Weight:
0.69ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
7.28
Item in Stock
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ID:
737820
Weight:
3.67ct
Size:
13.1 x 8.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
18.35
Item in Stock
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ID:
587269
Weight:
1.63ct
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
150.61
Item in Stock
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ID:
704529
Weight:
1.48ct
Size:
9.6 x 7.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
44.40
Item in Stock
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ID:
524584
Weight:
0.87ct
Size:
6.1 x 5.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
57.42
Item in Stock
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ID:
618131
Weight:
3.95ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
130.36
Item in Stock
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ID:
727215
Weight:
0.56ct
Size:
7.9 x 5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.80
Item in Stock
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ID:
541909
Weight:
1.68ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
15.53
Item in Stock
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ID:
381849
Weight:
2.36ct (total)
Size:
5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
166.50
Item in Stock
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ID:
431209
Weight:
2.73ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
64.86
Item in Stock
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ID:
395943
Weight:
2.67ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
58.74
Item in Stock
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ID:
564597
Weight:
0.26ct
Size:
4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
519.89
Item in Stock
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ID:
553490
Weight:
1.77ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.66
Item in Stock
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ID:
685585
Weight:
18.44ct
Size:
24.9 x 17.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.37
Item in Stock
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ID:
564829
Weight:
7.50ct
Size:
16.9 x 12.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
29.70
Item in Stock
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ID:
737377
Weight:
2.28ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
102.60
Item in Stock
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ID:
650708
Weight:
18.91ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
11.35
Item in Stock
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ID:
484349
Weight:
1.19ct
Size:
7.7 x 6 mm
Clarity:
VS
Content:
1 pc
Price:
$
15.71
Item in Stock
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ID:
448076
Weight:
3.48ct (total)
Size:
8 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
18.37
Item in Stock
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ID:
341386
Weight:
7.97ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
76.84
Item in Stock
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ID:
713858
Weight:
18.76ct
Size:
20 x 15 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
157.58
Item in Stock
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ID:
491712
Weight:
66.33ct (total)
Size:
20 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
77.92
Item in Stock
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ID:
497554
Weight:
1.82ct
Size:
8.4 x 6.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
48.05
Item in Stock
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ID:
449924
Weight:
3.23ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.32
Item in Stock
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ID:
459818
Weight:
4.81ct
Size:
15 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.45
Item in Stock
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ID:
687458
Weight:
1.36ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
29.38
Item in Stock
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ID:
718112
Weight:
0.03ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.80
Item in Stock
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ID:
619774
Weight:
13.52ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
35.69
Item in Stock
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ID:
692472
Weight:
23.32ct
Size:
20 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
195.89
Item in Stock
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ID:
645232
Weight:
4.24ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
24.07
Item in Stock
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ID:
724772
Weight:
0.34ct
Size:
5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
57.12
Item in Stock
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ID:
546482
Weight:
1.51ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
11.96
Item in Stock
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ID:
545034
Weight:
5.52ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
41.17
Item in Stock
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ID:
591701
Weight:
5.26ct
Size:
12.6 x 10.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
49.50
Item in Stock
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ID:
539709
Weight:
2.03ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
39.62
Item in Stock
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ID:
699680
Weight:
34.61ct
Size:
25.3 x 25.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.08
Item in Stock
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ID:
700117
Weight:
0.61ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
36.60
Item in Stock
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ID:
605619
Weight:
6.74ct
Size:
13 x 12.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
88.97
Item in Stock
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ID:
626889
Weight:
0.68ct
Size:
5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.50
Item in Stock
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ID:
366225
Weight:
11.38ct
Size:
14 x 12 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
897.59
Item in Stock
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ID:
473414
Weight:
11.50ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
30.36
Item in Stock
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ID:
651011
Weight:
1.48ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
14.21
Item in Stock
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ID:
471617
Weight:
10.41ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
96.19
Item in Stock
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ID:
731011
Weight:
15.28ct (total)
Size:
22.2 x 11.2 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.45
Item in Stock
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ID:
711233
Weight:
1.36ct
Size:
7.7 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.64
Item in Stock
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ID:
409565
Weight:
7.99ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
38.06
Item in Stock
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ID:
673278
Weight:
26.73ct
Size:
26.6 x 21.3 mm
Clarity:
Translucent
Price:
$
32.08
Item in Stock
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ID:
694475
Weight:
20.98ct
Size:
18 x 18 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
176.23
Item in Stock
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ID:
428333
Weight:
3.58ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
9.46
Item in Stock
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ID:
647267
Weight:
1.56ct
Size:
7.9 x 6.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
35.57
Item in Stock
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ID:
544608
Weight:
0.78ct
Size:
6.4 x 4.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.90
Item in Stock
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ID:
721145
Weight:
45.93ct
Size:
23.4 x 20.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
55.12
Item in Stock
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ID:
731012
Weight:
17.15ct (total)
Size:
22 x 12.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
11.74
Item in Stock
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ID:
648312
Weight:
1.80ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
56.16
Item in Stock
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ID:
727029
Weight:
0.83ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
14.94
Item in Stock
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ID:
670962
Weight:
0.72ct
Size:
5 x 4.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
25.92
Item in Stock
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ID:
665021
Weight:
1.37ct
Size:
7.9 x 6.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
9.86
Item in Stock
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ID:
474921
Weight:
1.93ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.83
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
Good selection, using for custom jewlery for my wife.
Posted By Smitty in June, 2025
Source: Bizrate
Overall Rating -> 10
there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life
Posted By Kickbass.2 in January, 2025
Source: Bizrate
Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
Posted By Becky in October, 2025
Source: Bizrate
Overall Rating -> 9
It was a good experience looking for and finding a nice amethyst stone
Posted By N/a in May, 2025
Source: Bizrate
Overall Rating -> 10
I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring
Posted By Desertchick in April, 2025
Source: Bizrate
Overall Rating -> 10
Very professional site
Posted By JR in January, 2025
Source: Bizrate
Overall Rating -> 10
Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10
Posted By KT in September, 2025
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
Overall Rating -> 10
The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.
Posted By SLIntuitive Donna in July, 2025
Source: Bizrate