Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
697735
Weight:
0.64ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
3.84
Item in Stock
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ID:
595265
Weight:
10.19ct
Size:
14.7 x 13.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
40.36
Item in Stock
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ID:
389373
Weight:
1.34ct
Size:
9 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
88.44
Item in Stock
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ID:
600429
Weight:
12.56ct (total)
Size:
14.2 x 10.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
56.21
Item in Stock
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ID:
479565
Weight:
2.38ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
25.13
Item in Stock
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ID:
428236
Weight:
6.02ct
Size:
13.4 x 11.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
47.68
Item in Stock
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ID:
659978
Weight:
3.26ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.86
Item in Stock
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ID:
717927
Weight:
1.12ct (total)
Size:
5.3 x 4.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
33.60
Item in Stock
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ID:
544020
Weight:
0.74ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
6.84
Item in Stock
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ID:
734752
Weight:
4.22ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
177.24
Item in Stock
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ID:
479754
Weight:
2.91ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
26.89
Item in Stock
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ID:
433563
Weight:
5.55ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
33.30
Item in Stock
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ID:
640104
Weight:
0.74ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
7.99
Item in Stock
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ID:
707838
Weight:
9.08ct
Size:
16.8 x 12.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
65.38
Item in Stock
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ID:
359869
Weight:
25.09ct
Size:
22.2 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
66.24
Item in Stock
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ID:
387715
Weight:
2.92ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
19.27
Item in Stock
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ID:
708640
Weight:
2.19ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
45.23
Item in Stock
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ID:
469490
Weight:
22.56ct
Size:
22.6 x 14.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
47.04
Item in Stock
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ID:
502939
Weight:
1.80ct
Size:
17.9 x 3.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
59.40
Item in Stock
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ID:
432833
Weight:
42.25ct
Size:
28.5 x 27.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
35.50
Item in Stock
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ID:
492275
Weight:
11.96ct
Size:
21.1 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.00
Item in Stock
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ID:
431731
Weight:
1.44ct
Size:
6.6 x 6.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.21
Item in Stock
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ID:
584128
Weight:
8.50ct
Size:
18.8 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
80.34
Item in Stock
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ID:
533785
Weight:
2.94ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.17
Item in Stock
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ID:
497337
Weight:
5.32ct
Size:
12 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
35.11
Item in Stock
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ID:
400669
Weight:
5.03ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
33.20
Item in Stock
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ID:
540050
Weight:
1.17ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
23.64
Item in Stock
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ID:
683054
Weight:
0.15ct
Size:
3.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
85.97
Item in Stock
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ID:
672891
Weight:
1.42ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.08
Item in Stock
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ID:
400234
Weight:
4.91ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
16.20
Item in Stock
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ID:
689917
Weight:
0.81ct
Size:
9 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
7.78
Item in Stock
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ID:
449388
Weight:
1.87ct
Size:
23 x 3.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
74.05
Item in Stock
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ID:
605907
Weight:
26.39ct (total)
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
41.10
Item in Stock
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ID:
437873
Weight:
1.80ct
Size:
17.9 x 3.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
59.40
Item in Stock
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ID:
552587
Weight:
3.38ct
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
31.24
Item in Stock
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ID:
613438
Weight:
0.52ct
Size:
5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
32.86
Item in Stock
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ID:
464448
Weight:
3.61ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
33.36
Item in Stock
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ID:
516388
Weight:
31.32ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
36.79
Item in Stock
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ID:
582535
Weight:
33.71ct (total)
Size:
17.6 x 16.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
48.49
Item in Stock
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ID:
715542
Weight:
3.76ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.10
Item in Stock
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ID:
721624
Weight:
10.47ct
Size:
12.8 x 12 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
12.56
Item in Stock
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ID:
674985
Weight:
16.87ct
Size:
28.3 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
15.18
Item in Stock
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ID:
594617
Weight:
1.26ct
Size:
7.3 x 6.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
29.94
Item in Stock
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ID:
686201
Weight:
11.52ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.82
Item in Stock
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ID:
394797
Weight:
1.22ct
Size:
7.7 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
59.96
Item in Stock
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ID:
712879
Weight:
1.32ct
Size:
7.7 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
26.35
Item in Stock
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ID:
712707
Weight:
15.34ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
40.86
Item in Stock
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ID:
345101
Weight:
41.98ct
Size:
24.5 x 20.9 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
72.04
Item in Stock
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ID:
446390
Weight:
16.45ct
Size:
22.2 x 15.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
59.22
Item in Stock
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ID:
487410
Weight:
39.45ct
Size:
33.7 x 30.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.16
Item in Stock
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ID:
447888
Weight:
29.98ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
118.72
Item in Stock
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ID:
410270
Weight:
4.26ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
28.12
Item in Stock
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ID:
595200
Weight:
3.09ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
81.58
Item in Stock
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ID:
392147
Weight:
4.91ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
129.62
Item in Stock
More Options & Item Details
ID:
705191
Weight:
22.11ct
Size:
20 x 15 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
58.63
Item in Stock
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ID:
737524
Weight:
2.27ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
102.15
Item in Stock
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ID:
363694
Weight:
29.06ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
57.54
Item in Stock
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ID:
621911
Weight:
1.79ct
Size:
6.6 x 6.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
37.63
Item in Stock
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ID:
683190
Weight:
4.87ct
Size:
13.4 x 8.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
45.12
Item in Stock
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ID:
678386
Weight:
3.32ct
Size:
21 x 9.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.10
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
Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.
Posted By Fried Rice in August, 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 -> 8
First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.
Posted By Salvo in July, 2025
Source: Bizrate
Overall Rating -> 10
went well
Posted By Doug in May, 2025
Source: Bizrate
Overall Rating -> 10
Site is easy to navigate and the variety is great and how often new products are added is also great.
Posted By Jhidron in March, 2025
Source: Bizrate
Overall Rating -> 10
I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!
Posted By Blkfower83 in October, 2024
Source: Bizrate
Overall Rating -> 10
Good selection, using for custom jewlery for my wife.
Posted By Smitty in June, 2025
Source: Bizrate
Overall Rating -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate
Overall Rating -> 9
I love wide range of stones.
Always have my preference.
Posted By Ray in April, 2025
Source: Bizrate