Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
649046
Weight:
2.25ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.94
Item in Stock
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ID:
701746
Weight:
11.38ct
Size:
16 x 9.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
68.28
Item in Stock
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ID:
662687
Weight:
1.26ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
30.24
Item in Stock
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ID:
482534
Weight:
71.95ct
Size:
42.9 x 29 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
52.24
Item in Stock
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ID:
701956
Weight:
5.66ct
Size:
15.6 x 7.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.96
Item in Stock
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ID:
710383
Weight:
2.83ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
19.81
Item in Stock
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ID:
640575
Weight:
1.36ct
Size:
6.6 x 5.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
8.98
Item in Stock
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ID:
733749
Weight:
3.70ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
33.43
Item in Stock
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ID:
721598
Weight:
18.44ct
Size:
16.5 x 15.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.44
Item in Stock
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ID:
733769
Weight:
6.45ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
58.28
Item in Stock
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ID:
687134
Weight:
7.31ct
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
8.77
Item in Stock
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ID:
677996
Weight:
21.94ct
Size:
32.7 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
27.12
Item in Stock
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ID:
730867
Weight:
10.73ct (total)
Size:
16 x 13.6 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
7.34
Item in Stock
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ID:
659541
Weight:
2.07ct
Size:
7 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.97
Item in Stock
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ID:
348966
Weight:
2.37ct
Size:
15.7 x 4.6 mm
Clarity:
SI
Content:
1 pc
Price:
$
78.22
Item in Stock
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ID:
482354
Weight:
3.01ct (total)
Size:
5.2 x 3.1 mm
Clarity:
VS
Content:
15 pcs
Price:
$
198.66
Item in Stock
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ID:
550736
Weight:
5.71ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
37.69
Item in Stock
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ID:
695842
Weight:
0.58ct
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
20.88
Item in Stock
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ID:
713434
Weight:
19.11ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
160.52
Item in Stock
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ID:
712099
Weight:
3.55ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
9.46
Item in Stock
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ID:
405843
Weight:
7.60ct
Size:
14.2 x 10.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
250.80
Item in Stock
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ID:
449252
Weight:
1.33ct
Size:
20.9 x 3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
52.67
Item in Stock
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ID:
383901
Weight:
14.12ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
46.60
Item in Stock
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ID:
400860
Weight:
3.97ct
Size:
9.5 x 9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
26.21
Item in Stock
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ID:
724754
Weight:
0.49ct (total)
Size:
5.3 x 3.2 mm
Clarity:
VS
Content:
2 pcs
Price:
$
82.32
Item in Stock
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ID:
725204
Weight:
27.38ct
Size:
27.2 x 17.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
98.57
Item in Stock
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ID:
480722
Weight:
2.06ct (total)
Size:
5.8 x 3.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
19.03
Item in Stock
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ID:
438290
Weight:
26.87ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
106.40
Item in Stock
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ID:
725630
Weight:
2.56ct (total)
Size:
7.1 x 6.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
101.41
Item in Stock
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ID:
720251
Weight:
0.86ct
Size:
5.9 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
123.84
Item in Stock
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ID:
737293
Weight:
2.03ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
91.35
Item in Stock
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ID:
451023
Weight:
1.47ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.58
Item in Stock
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ID:
667017
Weight:
4.87ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
99.88
Item in Stock
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ID:
655865
Weight:
6.66ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.39
Item in Stock
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ID:
356986
Weight:
3.77ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
24.89
Item in Stock
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ID:
426792
Weight:
7.45ct (total)
Size:
10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
34.43
Item in Stock
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ID:
461033
Weight:
4.16ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
34.94
Item in Stock
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ID:
701949
Weight:
10.02ct
Size:
15 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
60.12
Item in Stock
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ID:
412449
Weight:
5.02ct
Size:
12.6 x 9.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
1,153.00
Item in Stock
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ID:
558482
Weight:
2.71ct (total)
Size:
7.6 x 5.6 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
10.30
Item in Stock
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ID:
498816
Weight:
1.54ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
81.31
Item in Stock
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ID:
371385
Weight:
5.03ct (total)
Size:
8 x 5 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
33.20
Item in Stock
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ID:
394605
Weight:
4.82ct (total)
Size:
8.6 x 8.5 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
31.81
Item in Stock
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ID:
401955
Weight:
1.05ct
Size:
6.7 x 5.6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
130.32
Item in Stock
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ID:
710190
Weight:
1.32ct
Size:
7.5 x 5.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
23.65
Item in Stock
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ID:
722445
Weight:
9.43ct
Size:
18.9 x 10.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
79.21
Item in Stock
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ID:
262426
Weight:
0.62ct
Size:
7 x 3.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
77.34
Item in Stock
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ID:
393473
Weight:
8.35ct
Size:
13 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
55.12
Item in Stock
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ID:
643491
Weight:
1.38ct
Size:
7.5 x 6.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
33.12
Item in Stock
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ID:
658743
Weight:
13.85ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
20.28
Item in Stock
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ID:
663323
Weight:
12.58ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
8.90
Item in Stock
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ID:
735240
Weight:
2.23ct
Size:
8.5 x 6.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
107.04
Item in Stock
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ID:
727467
Weight:
0.25ct
Size:
4 x 3.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
10.50
Item in Stock
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ID:
718456
Weight:
0.09ct (total)
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
86.40
Item in Stock
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ID:
484264
Weight:
5.23ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
4 pcs
Price:
$
69.04
Item in Stock
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ID:
683988
Weight:
2.33ct (total)
Size:
6.5 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
3.36
Item in Stock
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ID:
572147
Weight:
12.81ct (total)
Size:
15.1 x 11.1 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
50.72
Item in Stock
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ID:
490634
Weight:
5.17ct
Size:
14 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
37.54
Item in Stock
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ID:
457915
Weight:
0.92ct
Size:
10.4 x 5.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
97.15
Item in Stock
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ID:
640456
Weight:
1.12ct
Size:
6.2 x 5.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.39
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
Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.
Posted By Happy Customer in June, 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
Overall Rating -> 8
great experience
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Overall Rating -> 10
It was easy and to the point
Posted By Victorius in May, 2025
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Overall Rating -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
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Overall Rating -> 10
I was able to find what I was looking for
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Overall Rating -> 9
I think therea's no problem
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Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
Posted By GreenGator in August, 2025
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Overall Rating -> 10
Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.
Posted By Andie in September, 2024
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