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)
Agate Geode (15)
Alexandrite (21)
Almandine Garnet (475)
Amazonite (259)
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Carnelian (21)
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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Druzy Azurite (13)
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Druzy Variscite (130)
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Fire Opal (124)
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Tiger's Eye Matrix (274)
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Uvarovite Garnet Drusy (80)
Variscite (4)
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ID:
606865
Weight:
25.97ct (total)
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
40.44
Item in Stock
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ID:
746954
Weight:
1.15ct
Size:
7.3 x 6.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
690.00
Item in Stock
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ID:
555847
Weight:
0.82ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
6.49
Item in Stock
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ID:
430207
Weight:
1.86ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
61.38
Item in Stock
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ID:
690301
Weight:
19.67ct
Size:
22.8 x 21 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
76.01
Item in Stock
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ID:
592187
Weight:
0.68ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Price:
$
22.44
Item in Stock
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ID:
534613
Weight:
1.76ct
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Price:
$
13.94
Item in Stock
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Select
1
2
3
4
pcs 0 in Cart
ID:
739318
Weight:
0.19ct
Size:
4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.50
Item in Stock
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ID:
481414
Weight:
1.02ct
Size:
7.4 x 5 mm
Clarity:
SI
Content:
1 pc
Price:
$
26.93
Item in Stock
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ID:
438026
Weight:
1.12ct
Size:
16.7 x 3.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
36.96
Item in Stock
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ID:
430369
Weight:
2.45ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.18
Item in Stock
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ID:
479454
Weight:
2.09ct (total)
Size:
10 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.07
Item in Stock
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ID:
616839
Weight:
0.84ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
60.98
Item in Stock
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ID:
363106
Weight:
7.44ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
49.10
Item in Stock
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ID:
733082
Weight:
0.43ct
Size:
6 x 4 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
18.06
Item in Stock
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ID:
411354
Weight:
0.91ct
Size:
7.7 x 4.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
49.28
Item in Stock
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ID:
569243
Weight:
0.88ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.14
Item in Stock
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ID:
696562
Weight:
11.57ct
Size:
16.2 x 13.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.83
Item in Stock
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ID:
476229
Weight:
7.09ct (total)
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
49.79
Item in Stock
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ID:
443056
Weight:
3.32ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
8.76
Item in Stock
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ID:
696877
Weight:
11.30ct (total)
Size:
15.2 x 9.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
81.36
Item in Stock
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ID:
485705
Weight:
24.85ct (total)
Size:
12 x 12 mm (calibrated)
Clarity:
Translucent
Content:
5 pcs
Price:
$
32.81
Item in Stock
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ID:
530597
Weight:
3.44ct
Size:
9 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.79
Item in Stock
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ID:
680789
Weight:
0.87ct
Size:
6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
26.10
Item in Stock
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ID:
714772
Weight:
0.44ct
Size:
5.8 x 4.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
23.76
Item in Stock
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ID:
410575
Weight:
1.91ct
Size:
9 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.65
Item in Stock
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ID:
710029
Weight:
0.68ct
Size:
10.1 x 4.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.71
Item in Stock
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ID:
694813
Weight:
5.48ct
Size:
12.4 x 8.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
164.40
Item in Stock
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ID:
411300
Weight:
4.09ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
121.85
Item in Stock
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ID:
718301
Weight:
0.02ct
Size:
2 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.20
Item in Stock
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ID:
310960
Weight:
3.27ct
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
189.92
Item in Stock
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ID:
593299
Weight:
1.55ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
61.38
Item in Stock
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ID:
459978
Weight:
4.67ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
43.15
Item in Stock
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ID:
727853
Weight:
1.09ct
Size:
6.1 x 5.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
6.54
Item in Stock
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ID:
446516
Weight:
7.56ct
Size:
15 x 10.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
24.95
Item in Stock
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ID:
733153
Weight:
2.94ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.57
Item in Stock
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ID:
474789
Weight:
1.85ct
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.10
Item in Stock
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ID:
474020
Weight:
1.40ct
Size:
7.6 x 5.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
5.54
Item in Stock
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ID:
442924
Weight:
3.24ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
8.56
Item in Stock
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ID:
718680
Weight:
31.79ct
Size:
32.3 x 21.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
114.44
Item in Stock
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ID:
699185
Weight:
25.94ct
Size:
25.1 x 14.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
31.13
Item in Stock
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ID:
705808
Weight:
0.73ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Price:
$
6.13
Item in Stock
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Select
1
2
3
4
5
6
7
pcs 0 in Cart
ID:
731129
Weight:
25.18ct
Size:
22.9 x 19.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.82
Item in Stock
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ID:
730065
Weight:
4.65ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
41.63
Item in Stock
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ID:
505068
Weight:
7.83ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
46.98
Item in Stock
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ID:
431239
Weight:
2.90ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
68.90
Item in Stock
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ID:
676327
Weight:
6.06ct
Size:
16 x 10.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
17.23
Item in Stock
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ID:
492926
Weight:
4.38ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
31.68
Item in Stock
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ID:
430047
Weight:
3.04ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
3 pcs
Price:
$
60.19
Item in Stock
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ID:
342031
Weight:
4.61ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
44.72
Item in Stock
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ID:
500832
Weight:
15.06ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
116.69
Item in Stock
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ID:
471426
Weight:
23.78ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.45
Item in Stock
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ID:
577883
Weight:
3.29ct
Size:
8.7 x 7.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
21.72
Item in Stock
More Options & Item Details
ID:
494700
Weight:
15.10ct
Size:
23.6 x 18.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
56.40
Item in Stock
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ID:
685900
Weight:
1.53ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
28.16
Item in Stock
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ID:
746632
Weight:
0.85ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
19.55
Item in Stock
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ID:
706509
Weight:
13.38ct
Size:
16.7 x 14.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
27.30
Item in Stock
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ID:
437825
Weight:
1.01ct
Size:
15.5 x 3.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
33.34
Item in Stock
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ID:
540192
Weight:
0.58ct
Size:
5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
23.58
Item in Stock
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ID:
470586
Weight:
13.90ct (total)
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
55.04
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
Very professional site
Posted By JR in January, 2025
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Overall Rating -> 10
Good. I ts very user friendly.
Posted By Shalini in June, 2025
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Overall Rating -> 10
Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10
Posted By KT in September, 2025
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Overall Rating -> 10
A pleasant experience and many choices to choose from
Posted By Krackenking in November, 2025
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Overall Rating -> 8
I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.
Posted By Atsu in December, 2025
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Overall Rating -> 10
Filters need to be improved but rest of website is great
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Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
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Overall Rating -> 10
Good selection, using for custom jewlery for my wife.
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Overall Rating -> 10
hassle free experience.
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