Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
700585
Weight:
5.18ct
Size:
9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
4.97
Item in Stock
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ID:
328604
Weight:
12.11ct
Size:
16.1 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.18
Item in Stock
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ID:
715378
Weight:
1.56ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.98
Item in Stock
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ID:
620780
Weight:
1.37ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
12.66
Item in Stock
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ID:
533940
Weight:
2.29ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.93
Item in Stock
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ID:
723006
Weight:
1.09ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
32.70
Item in Stock
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ID:
700545
Weight:
0.96ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
9.22
Item in Stock
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ID:
700574
Weight:
0.84ct
Size:
5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
50.40
Item in Stock
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ID:
686021
Weight:
2.69ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
3.23
Item in Stock
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ID:
698586
Weight:
8.32ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
69.89
Item in Stock
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ID:
454743
Weight:
3.61ct
Size:
12 x 8 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
33.36
Item in Stock
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ID:
714112
Weight:
0.42ct
Size:
4.3 mm
Clarity:
SI
Content:
1 pc
Price:
$
12.60
Item in Stock
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ID:
687179
Weight:
1.87ct
Size:
8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.24
Item in Stock
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ID:
413556
Weight:
7.63ct
Size:
12 x 12 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.90
Item in Stock
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ID:
471547
Weight:
1.48ct (total)
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
195.36
Item in Stock
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ID:
562916
Weight:
4.67ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
43.15
Item in Stock
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ID:
585513
Weight:
0.82ct
Size:
7.6 x 5.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
54.12
Item in Stock
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ID:
724994
Weight:
0.71ct
Size:
8.1 x 3.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
29.82
Item in Stock
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ID:
569761
Weight:
3.67ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
27.04
Item in Stock
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ID:
674615
Weight:
3.24ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.22
Item in Stock
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ID:
259976
Weight:
19.19ct (total)
Size:
10 mm (calibrated)
Clarity:
Opaque
Content:
4 pcs
Price:
$
151.98
Item in Stock
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ID:
636522
Weight:
7.89ct
Size:
13.4 x 11.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
40.52
Item in Stock
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ID:
348352
Weight:
20.58ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
108.66
Item in Stock
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ID:
475561
Weight:
22.47ct
Size:
27 x 20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
44.50
Item in Stock
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ID:
724781
Weight:
1.35ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
40.50
Item in Stock
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ID:
683509
Weight:
4.91ct
Size:
11.7 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.49
Item in Stock
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ID:
485144
Weight:
7.56ct (total)
Size:
12 x 12 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
39.91
Item in Stock
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ID:
565678
Weight:
1.09ct
Size:
6.5 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.80
Item in Stock
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ID:
564407
Weight:
1.99ct (total)
Size:
7.7 x 5.9 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
30.31
Item in Stock
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ID:
447586
Weight:
2.12ct
Size:
7.9 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
100.57
Item in Stock
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ID:
638839
Weight:
75.75ct
Size:
31.1 x 24.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
636.30
Item in Stock
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ID:
422830
Weight:
0.85ct
Size:
6.8 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
32.59
Item in Stock
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ID:
730076
Weight:
0.80ct
Size:
10.2 x 3.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
48.00
Item in Stock
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ID:
453635
Weight:
2.93ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.07
Item in Stock
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ID:
672600
Weight:
8.56ct (total)
Size:
15.1 x 11.1 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
24.14
Item in Stock
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ID:
432312
Weight:
2.19ct
Size:
7.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
72.28
Item in Stock
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ID:
433514
Weight:
30.31ct
Size:
34 x 21.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
40.01
Item in Stock
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ID:
453516
Weight:
6.61ct
Size:
14.4 x 8.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
218.14
Item in Stock
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ID:
348940
Weight:
39.08ct
Size:
23 x 19 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
67.06
Item in Stock
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ID:
622973
Weight:
2.02ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
42.48
Item in Stock
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ID:
623819
Weight:
0.72ct
Size:
5 x 5 mm (calibrated)
Clarity:
Transparent
Price:
$
7.61
Item in Stock
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ID:
433941
Weight:
5.25ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
34.66
Item in Stock
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ID:
684038
Weight:
0.47ct (total)
Size:
4 x 3.2 mm
Clarity:
VS
Content:
2 pcs
Price:
$
19.74
Item in Stock
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ID:
683428
Weight:
8.06ct
Size:
19.5 x 8.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
74.66
Item in Stock
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ID:
639451
Weight:
1.93ct
Size:
7.7 x 6.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.58
Item in Stock
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ID:
655759
Weight:
1.74ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
14.62
Item in Stock
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ID:
391927
Weight:
2.50ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
60.00
Item in Stock
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ID:
423081
Weight:
44.98ct (total)
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
6 pcs
Price:
$
86.09
Item in Stock
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ID:
737534
Weight:
2.21ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
99.45
Item in Stock
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ID:
636620
Weight:
0.84ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
44.35
Item in Stock
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ID:
546486
Weight:
2.87ct
Size:
8.9 x 8.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
22.73
Item in Stock
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ID:
431355
Weight:
2.60ct (total)
Size:
4.8 x 4.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
27.42
Item in Stock
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ID:
403685
Weight:
7.22ct
Size:
13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
30.22
Item in Stock
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ID:
533017
Weight:
6.08ct
Size:
11 x 11 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.04
Item in Stock
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ID:
539857
Weight:
1.33ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
26.88
Item in Stock
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ID:
720971
Weight:
0.50ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.00
Item in Stock
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ID:
491473
Weight:
56.91ct
Size:
43.4 x 32 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
100.67
Item in Stock
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ID:
734972
Weight:
5.11ct
Size:
10.1 x 8.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
25.55
Item in Stock
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ID:
724702
Weight:
0.26ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
43.68
Item in Stock
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ID:
623757
Weight:
9.24ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
156.85
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
I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.
Posted By Tim in March, 2025
Source: Bizrate
Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
Source: Bizrate
Overall Rating -> 8
Love the ease of access. Easy to find what you are looking for, and fair pricing.
Posted By NickBehnke in October, 2024
Source: Bizrate
Overall Rating -> 10
I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar
Posted By TheP in January, 2025
Source: Bizrate
Overall Rating -> 10
I was able to find what I was looking for
Posted By Lincolnpremier in January, 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
love the site, the experience and the products.
Posted By Ckingpots in July, 2025
Source: Bizrate
Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
Posted By G.W. in June, 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