Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
715425
Weight:
1.24ct
Size:
6.3 x 6.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
78.86
Item in Stock
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ID:
716146
Weight:
2.96ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.42
Item in Stock
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ID:
389497
Weight:
1.90ct (total)
Size:
5.7 x 4 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
100.32
Item in Stock
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ID:
517039
Weight:
1.51ct
Size:
10 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
43.85
Item in Stock
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ID:
400681
Weight:
3.82ct
Size:
9 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
25.21
Item in Stock
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ID:
555602
Weight:
1.51ct
Size:
7.5 x 4.8 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
39.86
Item in Stock
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ID:
687140
Weight:
7.17ct (total)
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.99
Item in Stock
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ID:
712872
Weight:
4.70ct
Size:
16 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.52
Item in Stock
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ID:
720532
Weight:
1.04ct
Size:
6.5 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
100.10
Item in Stock
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ID:
479160
Weight:
2.97ct (total)
Size:
10.1 x 5.2 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
31.37
Item in Stock
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ID:
716396
Weight:
0.46ct
Size:
7.9 x 4.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
29.26
Item in Stock
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ID:
518273
Weight:
29.51ct
Size:
22.5 x 16.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
34.67
Item in Stock
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ID:
389348
Weight:
0.76ct
Size:
6.7 x 4.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
32.71
Item in Stock
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ID:
428651
Weight:
4.99ct
Size:
12.7 x 12.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
39.52
Item in Stock
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ID:
382055
Weight:
1.68ct
Size:
7.5 x 5.6 mm
Clarity:
SI
Content:
1 pc
Price:
$
3,438.34
Item in Stock
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ID:
434542
Weight:
3.16ct (total)
Size:
6.5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
83.42
Item in Stock
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ID:
712358
Weight:
2.39ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.37
Item in Stock
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ID:
520667
Weight:
0.92ct
Size:
8.8 x 4.6 mm
Clarity:
VS
Price:
$
51.00
Item in Stock
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ID:
567281
Weight:
6.08ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.37
Item in Stock
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ID:
664797
Weight:
1.23ct
Size:
7.7 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
13.28
Item in Stock
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ID:
670673
Weight:
0.90ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
5.40
Item in Stock
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ID:
718157
Weight:
0.62ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
18.60
Item in Stock
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ID:
670778
Weight:
0.60ct
Size:
5.1 x 4.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
21.60
Item in Stock
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ID:
640028
Weight:
2.08ct (total)
Size:
7.3 x 5.2 mm
Clarity:
VS-SI
Content:
2 pcs
Price:
$
52.16
Item in Stock
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ID:
663011
Weight:
0.98ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.82
Item in Stock
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ID:
564639
Weight:
0.23ct
Size:
4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
505.90
Item in Stock
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ID:
658360
Weight:
23.78ct
Size:
22.8 x 22.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
48.79
Item in Stock
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ID:
718304
Weight:
0.03ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.80
Item in Stock
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ID:
499971
Weight:
1.83ct
Size:
12.1 x 6.1 mm
Clarity:
VS
Price:
$
16.91
Item in Stock
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ID:
717025
Weight:
8.72ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
16.63
Item in Stock
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ID:
464369
Weight:
4.03ct (total)
Size:
3.8 x 3.7 mm
Clarity:
VS
Content:
10 pcs
Price:
$
37.24
Item in Stock
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ID:
711138
Weight:
18.33ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
153.97
Item in Stock
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ID:
643530
Weight:
9.78ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
88.96
Item in Stock
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ID:
398869
Weight:
1.95ct
Size:
8.6 x 7 mm
Clarity:
VS
Content:
1 pc
Price:
$
51.48
Item in Stock
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ID:
433741
Weight:
4.92ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
32.47
Item in Stock
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ID:
693486
Weight:
13.16ct
Size:
14 x 12 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
363.61
Item in Stock
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ID:
691635
Weight:
0.56ct
Size:
4.9 x 4.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
47.04
Item in Stock
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ID:
733759
Weight:
3.19ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.82
Item in Stock
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ID:
306217
Weight:
10.17ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
4 pcs
Price:
$
67.13
Item in Stock
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ID:
534211
Weight:
1.02ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Price:
$
9.42
Item in Stock
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ID:
497625
Weight:
46.22ct
Size:
38.4 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
61.01
Item in Stock
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ID:
427341
Weight:
2.48ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.37
Item in Stock
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ID:
471861
Weight:
4.58ct
Size:
11.5 x 8.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
1,209.12
Item in Stock
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ID:
329082
Weight:
37.62ct
Size:
20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
57.78
Item in Stock
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ID:
724971
Weight:
15.45ct
Size:
13 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
17.62
Item in Stock
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ID:
395351
Weight:
2.61ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
51.68
Item in Stock
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ID:
648284
Weight:
1.15ct
Size:
9 x 7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
41.40
Item in Stock
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ID:
661938
Weight:
1.87ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.51
Item in Stock
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ID:
453761
Weight:
3.42ct
Size:
13.1 x 7.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
31.60
Item in Stock
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ID:
519897
Weight:
19.72ct
Size:
23.8 x 11.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.17
Item in Stock
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ID:
709957
Weight:
0.79ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
6.64
Item in Stock
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ID:
487958
Weight:
1.90ct (total)
Size:
8.1 x 5.2 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.03
Item in Stock
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ID:
619779
Weight:
17.72ct (total)
Size:
16 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
46.78
Item in Stock
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ID:
725287
Weight:
14.95ct
Size:
15.7 x 14.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.04
Item in Stock
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ID:
701073
Weight:
1.11ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
66.60
Item in Stock
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ID:
543975
Weight:
2.11ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
42.46
Item in Stock
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ID:
715790
Weight:
0.80ct
Size:
9.3 x 3.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
50.88
Item in Stock
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ID:
479083
Weight:
1.88ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
19.85
Item in Stock
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ID:
438105
Weight:
1.82ct
Size:
15.3 x 4 mm
Clarity:
VS
Content:
1 pc
Price:
$
60.06
Item in Stock
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ID:
545085
Weight:
0.76ct
Size:
6.3 x 3.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
34.01
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
The stones are very nice.
Posted By Mvk in August, 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
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 -> 9
I think therea's no problem
Posted By Napoleon in August, 2025
Source: Bizrate
Overall Rating -> 10
Good products
Posted By Brave in October, 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 -> 10
It's mostly good, only some item's are easier to find through the search than the menu
Posted By Wayne in July, 2025
Source: Bizrate
Overall Rating -> 10
nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic
Posted By Steve m. in February, 2025
Source: Bizrate
Overall Rating -> 10
excellent deals-excellent service-fair prices
Posted By JD in April, 2025
Source: Bizrate