Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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ID:
550846
Weight:
12.65ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.03
Item in Stock
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ID:
499037
Weight:
1.26ct (total)
Size:
4.8 x 3.9 mm
Clarity:
VS-SI
Content:
3 pcs
Price:
$
166.32
Item in Stock
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ID:
439094
Weight:
3.46ct
Size:
8.6 x 8.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
214.66
Item in Stock
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ID:
500229
Weight:
1.70ct
Size:
12.1 x 6 mm
Clarity:
VS-SI
Price:
$
15.71
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
697714
Weight:
0.46ct (total)
Size:
3.7 mm
Clarity:
VS-SI
Content:
2 pcs
Price:
$
9.94
Item in Stock
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ID:
680967
Weight:
1.06ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
31.80
Item in Stock
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ID:
367020
Weight:
8.00ct
Size:
15.3 x 9.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
54.38
Item in Stock
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ID:
692348
Weight:
23.96ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
201.26
Item in Stock
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ID:
712051
Weight:
62.21ct (total)
Size:
25.3 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
165.73
Item in Stock
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ID:
479076
Weight:
2.16ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.81
Item in Stock
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ID:
685693
Weight:
0.94ct
Size:
5.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.30
Item in Stock
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ID:
539880
Weight:
0.91ct
Size:
5.5 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
18.38
Item in Stock
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ID:
549018
Weight:
1.21ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.99
Item in Stock
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ID:
481494
Weight:
63.09ct
Size:
35.2 x 23.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
44.98
Item in Stock
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ID:
727966
Weight:
2.52ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
6.05
Item in Stock
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ID:
345947
Weight:
18.24ct
Size:
16.9 x 15.7 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
31.30
Item in Stock
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ID:
639981
Weight:
0.30ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
14.40
Item in Stock
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ID:
457910
Weight:
1.01ct
Size:
10.5 x 5.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
133.32
Item in Stock
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ID:
691885
Weight:
0.59ct
Size:
5.4 x 4 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
35.40
Item in Stock
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ID:
711724
Weight:
20.93ct
Size:
22.7 x 15 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
37.68
Item in Stock
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ID:
725307
Weight:
6.25ct
Size:
11.7 x 10.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.13
Item in Stock
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ID:
669624
Weight:
21.88ct
Size:
24.6 x 16.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
65.64
Item in Stock
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ID:
699086
Weight:
0.86ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
7.22
Item in Stock
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ID:
484032
Weight:
59.91ct
Size:
34.2 x 23 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
118.63
Item in Stock
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ID:
699276
Weight:
1.62ct
Size:
6.8 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.72
Item in Stock
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ID:
464246
Weight:
3.48ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
32.16
Item in Stock
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ID:
450794
Weight:
4.42ct
Size:
12.4 x 9.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
40.84
Item in Stock
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ID:
393980
Weight:
1.90ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
35.11
Item in Stock
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ID:
346797
Weight:
1.44ct
Size:
16 x 3.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
58.55
Item in Stock
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ID:
708307
Weight:
6.18ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
10.24
Item in Stock
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ID:
418336
Weight:
13.06ct (total)
Size:
17.4 x 11.4 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
25.86
Item in Stock
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ID:
640735
Weight:
1.05ct
Size:
6.1 x 5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.94
Item in Stock
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ID:
737464
Weight:
1.72ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
77.40
Item in Stock
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ID:
695444
Weight:
44.19ct
Size:
28.3 x 23.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.40
Item in Stock
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ID:
484220
Weight:
1.24ct
Size:
7.4 x 5.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
16.37
Item in Stock
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ID:
517814
Weight:
14.60ct
Size:
25 x 11.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.15
Item in Stock
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ID:
456705
Weight:
1.73ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
15.98
Item in Stock
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ID:
551376
Weight:
1.34ct
Size:
7.4 x 5.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.04
Item in Stock
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ID:
709350
Weight:
2.17ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.88
Item in Stock
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ID:
712026
Weight:
5.77ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.37
Item in Stock
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ID:
528892
Weight:
1.68ct
Size:
8.2 x 6.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
33.26
Item in Stock
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ID:
456170
Weight:
2.22ct
Size:
11.8 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
20.51
Item in Stock
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ID:
577705
Weight:
7.31ct
Size:
17.9 x 12.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.24
Item in Stock
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ID:
546898
Weight:
1.18ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.35
Item in Stock
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ID:
572184
Weight:
2.91ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
26.89
Item in Stock
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ID:
662690
Weight:
1.26ct
Size:
7.3 x 5.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.24
Item in Stock
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ID:
720913
Weight:
1.07ct
Size:
7.7 x 5.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
8.99
Item in Stock
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ID:
572782
Weight:
0.59ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.24
Item in Stock
More Options & Item Details
ID:
522444
Weight:
96.78ct
Size:
31.8 x 28.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
255.50
Item in Stock
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ID:
525640
Weight:
46.14ct
Size:
30.1 x 24 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
100.49
Item in Stock
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ID:
377567
Weight:
3.85ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
98.64
Item in Stock
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ID:
737471
Weight:
1.88ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
84.60
Item in Stock
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ID:
491708
Weight:
66.67ct (total)
Size:
20 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
78.32
Item in Stock
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ID:
724427
Weight:
93.36ct
Size:
37.8 x 24.6 mm
Clarity:
VVS
Content:
1 pc
Price:
$
702.07
Item in Stock
More Options & Item Details
ID:
397449
Weight:
1.15ct
Size:
6.5 x 5.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
72.38
Item in Stock
More Options & Item Details
ID:
709140
Weight:
1.85ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
38.21
Item in Stock
More Options & Item Details
ID:
492423
Weight:
8.65ct
Size:
16.3 x 12.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
32.54
Item in Stock
More Options & Item Details
ID:
478034
Weight:
28.71ct
Size:
32.3 x 25.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.09
Item in Stock
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ID:
637052
Weight:
0.84ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
44.35
Item in Stock
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ID:
518627
Weight:
1.53ct
Size:
10.7 x 6.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
141.37
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
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
Overall Rating -> 10
I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Posted By Marti in July, 2025
Source: Bizrate
Overall Rating -> 10
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Posted By Maggie in August, 2025
Source: Bizrate
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Posted By DNaber in October, 2025
Source: Bizrate
Overall Rating -> 7
Excited to see
Posted By Ss in December, 2024
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 -> 9
The checkout said the my ccv was invalid. i had to use another card.
Posted By Ron in April, 2025
Source: Bizrate
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
Source: Bizrate
Overall Rating -> 10
Its been a long time since Ive made any purchases Im satisfied with the quality.
Posted By Hard Case in December, 2024
Source: Bizrate