Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Actinolite Cat's Eye (54)
Agate (589)
Agate Geode (15)
Alexandrite (21)
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Amazonite (259)
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Cat's Eye Alexandrite (37)
Cat's Eye Apatite (29)
Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (29)
Cat's Eye Opal (166)
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Cavansite (36)
Chalcedony (203)
Charoite (122)
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Chrysoberyl Cat's Eye (55)
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Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Sapphire (6)
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Tiger's Eye Matrix (274)
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Uvarovite Garnet Drusy (80)
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ID:
693510
Weight:
17.82ct
Size:
17 x 15.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
590.84
Item in Stock
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ID:
621681
Weight:
0.48ct
Size:
6.2 x 3.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.68
Item in Stock
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ID:
418032
Weight:
97.90ct
Size:
24.7 x 22 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
646.14
Item in Stock
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ID:
544803
Weight:
3.26ct
Size:
9.8 x 6.7 mm
Clarity:
SI
Content:
1 pc
Price:
$
247.43
Item in Stock
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ID:
609045
Weight:
2.80ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
51.74
Item in Stock
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ID:
638167
Weight:
0.31ct
Size:
4.7 x 3.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
31.99
Item in Stock
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ID:
544798
Weight:
3.12ct
Size:
10.8 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
236.81
Item in Stock
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ID:
531172
Weight:
3.90ct
Size:
11.6 x 5.8 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
193.05
Item in Stock
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ID:
645452
Weight:
24.76ct
Size:
18.6 x 15.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
59.42
Item in Stock
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ID:
348922
Weight:
56.08ct
Size:
36.6 x 33.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
74.03
Item in Stock
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ID:
691695
Weight:
1.50ct
Size:
6.5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
75.00
Item in Stock
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ID:
603193
Weight:
2.66ct
Size:
9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
77.24
Item in Stock
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ID:
553148
Weight:
2.48ct
Size:
7 x 7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
56.05
Item in Stock
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ID:
594878
Weight:
19.30ct
Size:
17 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
3,821.40
Item in Stock
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ID:
669074
Weight:
68.84ct
Size:
25 x 24.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
82.61
Item in Stock
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ID:
586522
Weight:
29.59ct
Size:
28.1 x 14.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
195.30
Item in Stock
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ID:
594887
Weight:
9.27ct
Size:
14 x 14 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
122.36
Item in Stock
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ID:
608170
Weight:
5.26ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
97.20
Item in Stock
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ID:
595148
Weight:
24.20ct
Size:
18.5 x 18.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
79.86
Item in Stock
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ID:
565079
Weight:
0.25ct (total)
Size:
3 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
456.04
Item in Stock
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ID:
530667
Weight:
1.74ct
Size:
6.6 x 6.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
135.72
Item in Stock
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ID:
584124
Weight:
12.71ct
Size:
23.3 x 10.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
100.10
Item in Stock
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ID:
645934
Weight:
14.38ct
Size:
23.2 x 16.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
8.11
Item in Stock
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ID:
493535
Weight:
4.57ct
Size:
12.2 x 9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.17
Item in Stock
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ID:
503802
Weight:
17.43ct
Size:
18 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
69.02
Item in Stock
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ID:
400586
Weight:
1.36ct
Size:
10.1 x 5 mm
Clarity:
VS
Content:
1 pc
Price:
$
180.92
Item in Stock
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ID:
503095
Weight:
6.08ct
Size:
15 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
822.23
Item in Stock
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ID:
326518
Weight:
20.18ct
Size:
23.7 x 14 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
66.60
Item in Stock
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ID:
416513
Weight:
6.41ct
Size:
12.3 x 11.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
33.84
Item in Stock
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ID:
682992
Weight:
24.44ct
Size:
29 x 13.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
234.62
Item in Stock
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ID:
502119
Weight:
6.48ct
Size:
12.9 x 9.9 mm
Clarity:
VS
Content:
1 pc
Price:
$
730.27
Item in Stock
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ID:
521014
Weight:
76.69ct
Size:
34.6 x 24.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
202.46
Item in Stock
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ID:
276499
Weight:
0.56ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
184.80
Item in Stock
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ID:
586700
Weight:
33.96ct
Size:
28.5 x 17.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
224.14
Item in Stock
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ID:
550359
Weight:
23.45ct (total)
Size:
20 x 12.7 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
35.28
Item in Stock
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ID:
369307
Weight:
1.58ct
Size:
10.6 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
175.87
Item in Stock
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ID:
533170
Weight:
avg. 1.11 ct / each
Size:
7 mm (calibrated)
Clarity:
Translucent
Price:
$
8.72
Item in Stock
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pcs
ID:
602281
Weight:
1.70ct
Size:
7 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
56.10
Item in Stock
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ID:
645946
Weight:
13.57ct
Size:
23.2 x 15.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
42.34
Item in Stock
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ID:
552516
Weight:
5.96ct
Size:
14.9 x 11.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
31.18
Item in Stock
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ID:
660338
Weight:
27.15ct
Size:
19 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
54.57
Item in Stock
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ID:
323449
Weight:
24.80ct (total)
Size:
16 x 16 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
32.74
Item in Stock
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ID:
594889
Weight:
12.36ct
Size:
15 x 15 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
135.96
Item in Stock
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ID:
337538
Weight:
3000.00ct
Size:
72.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
2,138.40
Item in Stock
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ID:
606003
Weight:
5.81ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
63.91
Item in Stock
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ID:
473648
Weight:
0.93ct (total)
Size:
3.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
149.85
Item in Stock
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ID:
608485
Weight:
7.82ct (total)
Size:
10 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
144.52
Item in Stock
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ID:
344767
Weight:
1.77ct
Size:
10.5 x 6 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
191.16
Item in Stock
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ID:
635341
Weight:
25.30ct
Size:
29.7 x 13.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
212.52
Item in Stock
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ID:
418948
Weight:
11.34ct
Size:
13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
45.36
Item in Stock
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ID:
470664
Weight:
11.74ct
Size:
14 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
3,099.36
Item in Stock
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ID:
699676
Weight:
54.75ct
Size:
36.9 x 23.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
46.00
Item in Stock
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ID:
650506
Weight:
22.34ct
Size:
30.1 x 18.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.40
Item in Stock
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ID:
674986
Weight:
29.24ct
Size:
28.5 x 19.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.32
Item in Stock
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ID:
385159
Weight:
7.82ct
Size:
25.5 x 12.5 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
70.39
Item in Stock
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ID:
513383
Weight:
9.78ct
Size:
14 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.72
Item in Stock
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ID:
669116
Weight:
4.44ct
Size:
13 x 13 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
111.00
Item in Stock
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ID:
526855
Weight:
2.65ct
Size:
8.8 x 7.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
192.40
Item in Stock
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ID:
668453
Weight:
44.07ct
Size:
37.3 x 11.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
264.42
Item in Stock
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ID:
690769
Weight:
4.33ct
Size:
11 x 9 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
259.80
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
Enjoyed shopping.
Posted By Chris in March, 2025
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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
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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 -> 8
everything was fine
Posted By Marc in January, 2025
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Overall Rating -> 10
Great selection of gems at a reasonable price
Posted By Curt in July, 2025
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Overall Rating -> 8
Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use
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Overall Rating -> 10
Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.
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Overall Rating -> 10
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Overall Rating -> 9
I love the gems!
Posted By MM in April, 2025
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