Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Gemtypes in Category:
Actinolite Cat's Eye (54)
Agate (589)
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Cat's Eye Aquamarine (15)
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Clear All
ID:
692151
Weight:
0.44ct
Size:
4 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
16.78
Item in Stock
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ID:
387249
Weight:
4.73ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
37.46
Item in Stock
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ID:
672667
Weight:
1.53ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
36.72
Item in Stock
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ID:
567698
Weight:
0.51ct
Size:
4.5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
15.48
Item in Stock
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ID:
619783
Weight:
2.08ct
Size:
10 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
68.64
Item in Stock
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ID:
460001
Weight:
4.10ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.88
Item in Stock
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ID:
409132
Weight:
8.55ct
Size:
15 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
264.50
Item in Stock
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ID:
544304
Weight:
0.80ct
Size:
6.4 x 4.4 mm
Clarity:
SI
Content:
1 pc
Price:
$
21.12
Item in Stock
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ID:
411603
Weight:
2.75ct
Size:
10.2 x 7.5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
165.00
Item in Stock
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ID:
603055
Weight:
1.68ct
Size:
8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.18
Item in Stock
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ID:
617773
Weight:
2.14ct
Size:
8.6 x 6.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
45.52
Item in Stock
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ID:
680732
Weight:
1.00ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
30.00
Item in Stock
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ID:
456329
Weight:
3.32ct
Size:
12.1 x 7.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.67
Item in Stock
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ID:
377501
Weight:
4.49ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
95.87
Item in Stock
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ID:
686205
Weight:
14.14ct
Size:
18.4 x 13.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
16.97
Item in Stock
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ID:
735101
Weight:
1.29ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
64.50
Item in Stock
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ID:
712542
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:
435608
Weight:
7.43ct
Size:
15 x 11 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
24.32
Item in Stock
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ID:
682696
Weight:
0.92ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
16.56
Item in Stock
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ID:
746286
Weight:
1.13ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
36.16
Item in Stock
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ID:
743024
Weight:
7.46ct
Size:
18.3 x 11.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.84
Item in Stock
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ID:
328246
Weight:
13.94ct (total)
Size:
12 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
92.00
Item in Stock
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ID:
689110
Weight:
2.26ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.44
Item in Stock
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ID:
519116
Weight:
35.60ct
Size:
23.8 x 17.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
41.82
Item in Stock
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ID:
414439
Weight:
6.36ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
41.98
Item in Stock
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ID:
605890
Weight:
3.18ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.40
Item in Stock
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ID:
632823
Weight:
2.24ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
16.13
Item in Stock
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ID:
538971
Weight:
6.49ct
Size:
12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
17.14
Item in Stock
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ID:
681914
Weight:
0.55ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
9.90
Item in Stock
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ID:
647539
Weight:
22.19ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
29.29
Item in Stock
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ID:
395331
Weight:
10.65ct
Size:
14 x 14 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
70.30
Item in Stock
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ID:
513672
Weight:
2.23ct
Size:
10.9 x 8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.66
Item in Stock
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ID:
503447
Weight:
3.10ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
28.64
Item in Stock
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ID:
480068
Weight:
2.30ct
Size:
8 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.25
Item in Stock
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ID:
648933
Weight:
13.69ct
Size:
14.7 x 12.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
37.13
Item in Stock
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ID:
707844
Weight:
6.31ct
Size:
13.6 x 11 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
45.43
Item in Stock
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ID:
677969
Weight:
0.12ct (total)
Size:
2 x 2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
72.00
Item in Stock
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ID:
734796
Weight:
4.59ct
Size:
10 x 7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
192.78
Item in Stock
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ID:
629323
Weight:
8.99ct
Size:
18.2 x 8.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.28
Item in Stock
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ID:
409049
Weight:
6.24ct
Size:
19 x 9.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
57.66
Item in Stock
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ID:
565666
Weight:
3.40ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.44
Item in Stock
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ID:
464007
Weight:
4.61ct
Size:
11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.13
Item in Stock
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ID:
678366
Weight:
2.80ct
Size:
8.6 x 7.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
100.80
Item in Stock
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ID:
546349
Weight:
1.34ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.61
Item in Stock
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ID:
500170
Weight:
10.26ct
Size:
18.9 x 12.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
67.72
Item in Stock
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ID:
663468
Weight:
1.06ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Price:
$
8.90
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
642726
Weight:
3.55ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
21.30
Item in Stock
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ID:
594184
Weight:
0.96ct
Size:
5 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
22.81
Item in Stock
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ID:
326369
Weight:
4.87ct (total)
Size:
8.7 x 7.8 mm
Clarity:
Transparent/Translucent
Content:
2 pcs
Price:
$
17.36
Item in Stock
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ID:
460599
Weight:
3.16ct
Size:
10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.20
Item in Stock
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ID:
704586
Weight:
1.07ct
Size:
9.9 x 6.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
32.10
Item in Stock
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ID:
737079
Weight:
18.48ct
Size:
30 x 18.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.06
Item in Stock
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ID:
685600
Weight:
0.11ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
38.51
Item in Stock
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ID:
348791
Weight:
67.93ct
Size:
37.2 x 30.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
57.06
Item in Stock
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ID:
706859
Weight:
3.92ct (total)
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
9.41
Item in Stock
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ID:
591697
Weight:
5.46ct
Size:
17.1 x 10.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
48.56
Item in Stock
More Options & Item Details
ID:
500927
Weight:
0.78ct
Size:
8 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
82.37
Item in Stock
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ID:
456379
Weight:
4.54ct
Size:
11 x 11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
41.95
Item in Stock
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ID:
487106
Weight:
40.79ct
Size:
28.9 x 23.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.23
Item in Stock
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ID:
713839
Weight:
1.20ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.08
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
Easy to conduct search, good amount of stock to select from along with variety of prices.
Posted By Que in June, 2025
Source: Bizrate
Overall Rating -> 10
very good
Posted By Son Gift in January, 2025
Source: Bizrate
Overall Rating -> 7
Okay thank you.
Posted By Bepc61 in March, 2025
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
Overall Rating -> 10
Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.
Posted By Watson in May, 2025
Source: Bizrate
Overall Rating -> 10
I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!
Posted By TheP in April, 2025
Source: Bizrate
Overall Rating -> 10
Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.
Posted By JD in July, 2025
Source: Bizrate
Overall Rating -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 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