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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ID:
699610
Weight:
0.36ct
Size:
4 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
21.60
Item in Stock
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ID:
619363
Weight:
4.84ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.47
Item in Stock
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ID:
704570
Weight:
1.96ct
Size:
12.1 x 8.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
58.80
Item in Stock
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ID:
694095
Weight:
46.18ct
Size:
39.3 x 12.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
5.54
Item in Stock
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ID:
400805
Weight:
3.08ct
Size:
9 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.33
Item in Stock
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ID:
660663
Weight:
1.41ct
Size:
7.9 x 6.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
33.84
Item in Stock
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ID:
711809
Weight:
6.34ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
16.88
Item in Stock
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ID:
745781
Weight:
4.62ct
Size:
12.6 x 8.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
231.00
Item in Stock
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ID:
308166
Weight:
3.12ct (total)
Size:
3 x 2.9 mm
Clarity:
Transparent
Content:
20 pcs
Price:
$
70.01
Item in Stock
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ID:
387274
Weight:
2.60ct (total)
Size:
4.5 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
17.16
Item in Stock
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ID:
597802
Weight:
26.04ct
Size:
21.9 x 14 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
68.75
Item in Stock
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ID:
650145
Weight:
4.17ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.95
Item in Stock
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ID:
669079
Weight:
15.15ct
Size:
17 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
327.24
Item in Stock
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ID:
706399
Weight:
5.54ct
Size:
11.4 x 9.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.30
Item in Stock
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ID:
451298
Weight:
1.43ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
13.21
Item in Stock
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ID:
712192
Weight:
3.69ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
9.83
Item in Stock
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ID:
495372
Weight:
1.78ct
Size:
7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.16
Item in Stock
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ID:
383321
Weight:
1.66ct
Size:
20.7 x 3.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
42.02
Item in Stock
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ID:
567597
Weight:
3.59ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.70
Item in Stock
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ID:
678354
Weight:
2.90ct
Size:
9 x 6.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.96
Item in Stock
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ID:
306480
Weight:
45.90ct
Size:
24 x 21.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
66.10
Item in Stock
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ID:
550841
Weight:
1.65ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
12.42
Item in Stock
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ID:
708056
Weight:
7.83ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
7.51
Item in Stock
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ID:
704637
Weight:
1.10ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
33.00
Item in Stock
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ID:
650031
Weight:
9.89ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.01
Item in Stock
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ID:
463500
Weight:
1.35ct
Size:
7.1 x 4.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
26.74
Item in Stock
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ID:
715487
Weight:
5.67ct (total)
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
54.43
Item in Stock
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ID:
635827
Weight:
4.20ct
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.58
Item in Stock
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ID:
730024
Weight:
0.31ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
14.88
Item in Stock
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ID:
706968
Weight:
1.68ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.03
Item in Stock
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ID:
458262
Weight:
2.04ct (total)
Size:
4.5 x 3.6 mm
Clarity:
VS
Content:
6 pcs
Price:
$
269.28
Item in Stock
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ID:
422563
Weight:
8.25ct
Size:
15.3 x 11.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
32.68
Item in Stock
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ID:
739333
Weight:
0.27ct
Size:
4.5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
13.50
Item in Stock
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ID:
640084
Weight:
0.57ct
Size:
5.5 x 4.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.10
Item in Stock
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ID:
648647
Weight:
19.85ct
Size:
25.8 x 19.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.44
Item in Stock
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ID:
359626
Weight:
22.96ct
Size:
22.2 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
60.61
Item in Stock
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ID:
646753
Weight:
0.64ct
Size:
6.7 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
5.38
Item in Stock
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ID:
478617
Weight:
0.71ct
Size:
7.6 x 4.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.04
Item in Stock
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ID:
716389
Weight:
0.49ct
Size:
6.4 x 3.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
31.16
Item in Stock
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ID:
537508
Weight:
2.03ct (total)
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
60.05
Item in Stock
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ID:
390588
Weight:
2.55ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
164.12
Item in Stock
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ID:
720535
Weight:
1.16ct
Size:
5.8 x 5.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
111.65
Item in Stock
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ID:
375989
Weight:
4.10ct
Size:
10.5 x 9.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
31.78
Item in Stock
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ID:
691871
Weight:
0.70ct
Size:
5.4 x 4.8 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
42.00
Item in Stock
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ID:
744221
Weight:
18.26ct
Size:
23.9 x 13.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
71.58
Item in Stock
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ID:
659439
Weight:
9.21ct
Size:
17.5 x 16.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.10
Item in Stock
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ID:
710240
Weight:
16.56ct
Size:
20 x 12.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
526.61
Item in Stock
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ID:
587547
Weight:
27.81ct (total)
Size:
13.9 x 12.8 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
30.84
Item in Stock
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ID:
491007
Weight:
7.87ct (total)
Size:
7 mm (calibrated)
Clarity:
Opaque
Content:
5 pcs
Price:
$
23.17
Item in Stock
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ID:
305965
Weight:
1.99ct (total)
Size:
6.8 x 5.6 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
13.14
Item in Stock
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ID:
470839
Weight:
5.35ct
Size:
9.5 x 9.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
224.70
Item in Stock
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ID:
491846
Weight:
14.58ct (total)
Size:
17.6 x 9.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
13.99
Item in Stock
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ID:
736572
Weight:
22.92ct
Size:
24.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.32
Item in Stock
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ID:
724909
Weight:
1.06ct
Size:
8.8 x 4.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
44.52
Item in Stock
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ID:
663063
Weight:
4.81ct
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
11.54
Item in Stock
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ID:
663075
Weight:
0.63ct
Size:
6.1 x 5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.36
Item in Stock
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ID:
322521
Weight:
8.93ct (total)
Size:
8.5 x 7.2 mm
Clarity:
Transparent/Translucent
Content:
4 pcs
Price:
$
58.94
Item in Stock
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ID:
656112
Weight:
1.00ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
24.00
Item in Stock
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ID:
744746
Weight:
0.68ct
Size:
5.7 x 4.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
68.00
Item in Stock
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ID:
668365
Weight:
0.09ct
Size:
2.7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
36.67
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
Been using them for years! Very satisfied with the products.
Posted By PI SC in May, 2025
Source: Bizrate
Overall Rating -> 10
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 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
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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 -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
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Overall Rating -> 10
It was easy to navigate
Posted By GemGod in July, 2025
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Overall Rating -> 10
Great selection of gems at a reasonable price
Posted By Curt in July, 2025
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Overall Rating -> 10
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
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Overall Rating -> 10
Great site for finding specific stones and sizes for individual pieces of jewelry
Posted By Designer in December, 2025
Source: Bizrate