Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
706810
Weight:
26.03ct
Size:
32.3 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.05
Item in Stock
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ID:
385164
Weight:
6.63ct
Size:
21.5 x 11.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
59.69
Item in Stock
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ID:
411716
Weight:
2.15ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
99.34
Item in Stock
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ID:
687408
Weight:
6.60ct
Size:
13.4 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.49
Item in Stock
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ID:
728364
Weight:
11.61ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
81.27
Item in Stock
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ID:
639104
Weight:
1.42ct (total)
Size:
6.2 x 4.2 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
11.93
Item in Stock
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ID:
449662
Weight:
3.64ct (total)
Size:
7.2 x 5.6 mm
Clarity:
Transparent
Content:
3 pcs
Price:
$
24.02
Item in Stock
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ID:
414105
Weight:
8.56ct
Size:
12.7 x 10.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
45.19
Item in Stock
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ID:
691141
Weight:
0.59ct
Size:
5.3 x 4.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
35.40
Item in Stock
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ID:
485304
Weight:
10.15ct
Size:
16.9 x 16.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
26.80
Item in Stock
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ID:
635466
Weight:
1.28ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
36.86
Item in Stock
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ID:
400325
Weight:
3.18ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.50
Item in Stock
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ID:
724739
Weight:
0.96ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.80
Item in Stock
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ID:
504813
Weight:
10.63ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
98.22
Item in Stock
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ID:
606789
Weight:
2.46ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.49
Item in Stock
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ID:
734692
Weight:
56.97ct
Size:
27 x 20 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
546.91
Item in Stock
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ID:
499188
Weight:
2.23ct
Size:
11.8 x 5.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
441.54
Item in Stock
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ID:
647269
Weight:
1.02ct
Size:
7.2 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
23.26
Item in Stock
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ID:
716047
Weight:
1.46ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.02
Item in Stock
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ID:
594609
Weight:
8.06ct
Size:
16.9 x 10.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
63.84
Item in Stock
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ID:
648254
Weight:
23.18ct
Size:
22.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.36
Item in Stock
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ID:
559179
Weight:
2.32ct (total)
Size:
6.6 x 4.8 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
8.82
Item in Stock
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ID:
736599
Weight:
36.00ct
Size:
30.8 x 21 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.84
Item in Stock
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ID:
658280
Weight:
16.69ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.03
Item in Stock
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ID:
706633
Weight:
1.30ct
Size:
10 x 5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
3.12
Item in Stock
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ID:
556206
Weight:
1.37ct
Size:
7 x 4.7 mm
Clarity:
SI
Content:
1 pc
Price:
$
36.17
Item in Stock
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ID:
546509
Weight:
2.49ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
39.44
Item in Stock
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ID:
656789
Weight:
2.46ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
5.20
Item in Stock
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ID:
440024
Weight:
0.86ct
Size:
6.7 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.79
Item in Stock
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ID:
513262
Weight:
1.10ct
Size:
5.6 x 5.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
111.17
Item in Stock
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ID:
712787
Weight:
10.20ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
27.17
Item in Stock
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ID:
617530
Weight:
2.01ct
Size:
8.2 x 6.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
42.74
Item in Stock
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ID:
674888
Weight:
10.16ct
Size:
16.7 x 14.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.21
Item in Stock
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ID:
595048
Weight:
11.91ct
Size:
15 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
47.16
Item in Stock
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ID:
463349
Weight:
5.25ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.58
Item in Stock
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ID:
737408
Weight:
1.86ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
83.70
Item in Stock
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ID:
710822
Weight:
1.55ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.95
Item in Stock
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ID:
650892
Weight:
23.87ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
14.33
Item in Stock
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ID:
712829
Weight:
16.79ct
Size:
21.2 x 15.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
141.04
Item in Stock
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ID:
451172
Weight:
1.30ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
12.01
Item in Stock
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ID:
604031
Weight:
26.99ct
Size:
24 x 23.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.50
Item in Stock
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ID:
704845
Weight:
39.59ct
Size:
40.9 x 11.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.75
Item in Stock
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ID:
631625
Weight:
0.96ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.80
Item in Stock
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ID:
661847
Weight:
5.68ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
6.82
Item in Stock
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ID:
664794
Weight:
1.68ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
12.10
Item in Stock
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ID:
693892
Weight:
169.76ct
Size:
56.4 x 51 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
101.86
Item in Stock
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ID:
734981
Weight:
8.47ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
42.35
Item in Stock
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ID:
454415
Weight:
0.85ct
Size:
9.8 x 4.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
35.90
Item in Stock
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ID:
686073
Weight:
0.22ct (total)
Size:
2.7 x 2.7 mm
Clarity:
VS
Content:
2 pcs
Price:
$
10.56
Item in Stock
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ID:
727875
Weight:
1.08ct
Size:
6.5 x 5.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.48
Item in Stock
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ID:
414496
Weight:
4.96ct
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
32.74
Item in Stock
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ID:
479617
Weight:
2.30ct (total)
Size:
9.9 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
24.29
Item in Stock
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ID:
395460
Weight:
1.65ct (total)
Size:
5.2 x 4.1 mm
Clarity:
VS
Content:
4 pcs
Price:
$
103.87
Item in Stock
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ID:
663997
Weight:
2.19ct
Size:
8.3 x 7.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.51
Item in Stock
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ID:
379036
Weight:
17.33ct (total)
Size:
13 x 12.5 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
68.63
Item in Stock
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ID:
613439
Weight:
0.55ct
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
34.75
Item in Stock
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ID:
520009
Weight:
0.94ct
Size:
9.7 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
86.86
Item in Stock
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ID:
533718
Weight:
3.32ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.67
Item in Stock
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ID:
668113
Weight:
41.95ct
Size:
25.4 x 16.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
251.70
Item in Stock
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ID:
655563
Weight:
1.26ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
30.24
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
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Posted By G.W. or Bakyow in July, 2025
Source: Bizrate
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
Source: Bizrate
Overall Rating -> 10
Great website, no hassle, easy check out and found everything I needed quickly
Posted By Chris in September, 2024
Source: Bizrate
Overall Rating -> 10
easy site to navigate
Posted By Curt's Cabochons in June, 2025
Source: Bizrate
Overall Rating -> 10
Good selection, trusted quality. What I have purchased has always been as discribed.
Posted By Sterling in November, 2024
Source: Bizrate
Overall Rating -> 10
Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.
Posted By Sal 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 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
Very good Hoping you will increase your inventory especially in the 6mmThanks
Posted By Ibie in February, 2025
Source: Bizrate