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)
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Cat's Eye Aquamarine (15)
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Uvarovite Garnet Drusy (80)
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ID:
410274
Weight:
5.61ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
37.03
Item in Stock
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ID:
464125
Weight:
6.05ct
Size:
13 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
11.99
Item in Stock
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ID:
545194
Weight:
2.82ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
21.02
Item in Stock
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ID:
596695
Weight:
4.09ct
Size:
11.9 x 9.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.39
Item in Stock
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ID:
450039
Weight:
2.47ct (total)
Size:
7 x 5.4 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.60
Item in Stock
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ID:
436346
Weight:
2.78ct (total)
Size:
5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
110.09
Item in Stock
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ID:
696153
Weight:
31.52ct
Size:
29.4 x 23.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.56
Item in Stock
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ID:
386324
Weight:
6.33ct (total)
Size:
19.6 x 8.2 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
56.32
Item in Stock
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ID:
679223
Weight:
13.59ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
81.54
Item in Stock
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ID:
475423
Weight:
5.25ct
Size:
18.3 x 8.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
55.03
Item in Stock
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ID:
718027
Weight:
0.77ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.10
Item in Stock
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ID:
350266
Weight:
1.35ct
Size:
11.8 x 3.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
39.20
Item in Stock
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ID:
602880
Weight:
3.47ct
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.06
Item in Stock
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ID:
479549
Weight:
2.48ct (total)
Size:
10.1 x 5.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
26.18
Item in Stock
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ID:
387790
Weight:
1.50ct (total)
Size:
3.9 x 3.1 mm
Clarity:
VS
Content:
7 pcs
Price:
$
133.21
Item in Stock
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ID:
634896
Weight:
0.94ct
Size:
7.2 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.82
Item in Stock
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ID:
454010
Weight:
1.07ct
Size:
10.1 x 4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
45.19
Item in Stock
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ID:
725598
Weight:
0.68ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
6.53
Item in Stock
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ID:
716409
Weight:
0.73ct (total)
Size:
5 x 4.2 mm
Clarity:
VS
Content:
2 pcs
Price:
$
46.43
Item in Stock
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ID:
461115
Weight:
2.63ct
Size:
9.5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.30
Item in Stock
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ID:
659417
Weight:
1.23ct
Size:
6 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
2.95
Item in Stock
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ID:
726804
Weight:
0.65ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.70
Item in Stock
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ID:
716324
Weight:
12.90ct
Size:
15 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
123.84
Item in Stock
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ID:
728231
Weight:
0.05ct
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.62
Item in Stock
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ID:
722990
Weight:
1.24ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
37.20
Item in Stock
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ID:
474609
Weight:
27.20ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
64.63
Item in Stock
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ID:
737280
Weight:
2.14ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
96.30
Item in Stock
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ID:
474333
Weight:
2.46ct
Size:
9 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.73
Item in Stock
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ID:
573246
Weight:
1.21ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
31.94
Item in Stock
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ID:
707176
Weight:
4.28ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
10.27
Item in Stock
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ID:
453770
Weight:
3.75ct
Size:
12.4 x 8.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.66
Item in Stock
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ID:
456421
Weight:
2.56ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.65
Item in Stock
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ID:
398729
Weight:
2.11ct
Size:
8.1 x 7.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
55.70
Item in Stock
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ID:
513227
Weight:
6.69ct
Size:
13 mm (calibrated)
Clarity:
VVS
Price:
$
26.50
Item in Stock
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ID:
708389
Weight:
1.18ct
Size:
7 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
24.37
Item in Stock
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ID:
526440
Weight:
6.64ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
62.48
Item in Stock
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ID:
662688
Weight:
2.20ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.80
Item in Stock
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ID:
646927
Weight:
0.58ct (total)
Size:
3.8 mm
Clarity:
VS
Content:
2 pcs
Price:
$
17.40
Item in Stock
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ID:
551904
Weight:
1.44ct
Size:
6.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
5.41
Item in Stock
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ID:
393476
Weight:
8.20ct
Size:
13 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
54.12
Item in Stock
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ID:
720530
Weight:
1.39ct
Size:
7.3 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
133.79
Item in Stock
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ID:
413308
Weight:
2.58ct (total)
Size:
5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
68.11
Item in Stock
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ID:
649009
Weight:
1.25ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
12.00
Item in Stock
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ID:
576157
Weight:
0.91ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
38.04
Item in Stock
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ID:
689597
Weight:
0.55ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.50
Item in Stock
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ID:
727292
Weight:
0.28ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
11.76
Item in Stock
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ID:
517798
Weight:
2.04ct
Size:
8.3 x 6.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
44.87
Item in Stock
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ID:
735099
Weight:
1.62ct
Size:
7.5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
81.00
Item in Stock
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ID:
679272
Weight:
2.78ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.35
Item in Stock
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ID:
534164
Weight:
1.77ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.53
Item in Stock
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ID:
687854
Weight:
0.27ct
Size:
6 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
12.96
Item in Stock
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ID:
623760
Weight:
5.19ct
Size:
12.7 x 10 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
88.09
Item in Stock
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ID:
558893
Weight:
1.24ct
Size:
7.8 x 5.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
4.72
Item in Stock
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ID:
659414
Weight:
1.06ct
Size:
6.3 x 5.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
2.54
Item in Stock
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ID:
550789
Weight:
39.96ct (total)
Size:
23.4 x 14.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
63.30
Item in Stock
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ID:
672533
Weight:
0.89ct
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
3.20
Item in Stock
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ID:
727324
Weight:
0.94ct
Size:
6 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.92
Item in Stock
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ID:
745451
Weight:
9.49ct
Size:
13 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
20.02
Item in Stock
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ID:
663379
Weight:
1.05ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
20.16
Item in Stock
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ID:
717019
Weight:
19.82ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
37.81
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
Will know more once order received
Posted By Jim in September, 2025
Source: Bizrate
Overall Rating -> 10
I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.
Posted By MVK in July, 2025
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Overall Rating -> 10
Very food
Posted By Keeto in July, 2025
Source: Bizrate
Overall Rating -> 10
I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar
Posted By TheP in January, 2025
Source: Bizrate
Overall Rating -> 10
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
Source: Bizrate
Overall Rating -> 9
I love the gems!
Posted By MM in April, 2025
Source: Bizrate
Overall Rating -> 10
selection was broad and the check out was quick. Great site
Posted By JC Karl in September, 2025
Source: Bizrate
Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
Posted By G.W. in June, 2025
Source: Bizrate
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate