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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Amethyst Geode Slice (69)
Ametrine (163)
Andalusite (191)
Apatite (264)
Aquamarine (96)
Aragonite (24)
Aventurine (130)
Axinite (9)
Beryl (639)
Black Opal (6)
Bloodstone (190)
Boulder Opal (271)
Calcite (71)
Carnelian (21)
Cat's Eye Alexandrite (36)
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)
Cat's Eye Scapolite (78)
Cavansite (36)
Chalcedony (203)
Charoite (122)
Chocolate Opal (76)
Chrome Diopside (101)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Cinnabar (77)
Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
Color-Change Fluorite (47)
Color-Change Garnet (190)
Color-Change Sapphire (4)
Coral (253)
Demantoid Garnet (232)
Dendritic Agate (199)
Diamond (611)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
Druzy Variscite (130)
Emerald (1)
Enstatite (3)
Feather Pyrite (43)
Fire Agate (309)
Fire Opal (124)
Fluorite (160)
Fossil Coral (316)
Golden Beryl (142)
Grandidierite (170)
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Hematite (342)
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Hiddenite (10)
Howlite (133)
Idocrase (19)
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Jadeite (264)
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Ruby (4)
Ruby in Fuchsite (90)
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Spinel (942)
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Tiger's Eye Matrix (274)
Topaz (459)
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Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
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ID:
559171
Weight:
1.58ct (total)
Size:
6.5 x 4.3 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
6.01
Item in Stock
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ID:
682987
Weight:
9.27ct
Size:
22.2 x 9.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
91.87
Item in Stock
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ID:
401613
Weight:
1.16ct
Size:
7.2 x 5.7 mm
Clarity:
VS
Content:
1 pc
Price:
$
157.08
Item in Stock
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ID:
720305
Weight:
1.17ct
Size:
6.6 x 4.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
112.62
Item in Stock
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ID:
645314
Weight:
36.78ct
Size:
33.7 x 22.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.07
Item in Stock
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ID:
526123
Weight:
6.78ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
63.80
Item in Stock
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ID:
547260
Weight:
3.04ct
Size:
8.7 x 8.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
20.06
Item in Stock
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ID:
598619
Weight:
4.03ct
Size:
16.7 x 7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
53.20
Item in Stock
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ID:
706508
Weight:
15.40ct
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
31.42
Item in Stock
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ID:
647949
Weight:
1.78ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
55.54
Item in Stock
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ID:
392087
Weight:
12.43ct
Size:
35 x 12.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.37
Item in Stock
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ID:
608849
Weight:
67.92ct (total)
Size:
25.8 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
96.98
Item in Stock
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ID:
489709
Weight:
2.44ct (total)
Size:
4.5 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
48.31
Item in Stock
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ID:
364144
Weight:
1.62ct
Size:
13.2 x 3.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
42.88
Item in Stock
More Options & Item Details
ID:
486715
Weight:
7.07ct
Size:
13.6 x 10.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
72.14
Item in Stock
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ID:
527372
Weight:
avg. 1.73 ct / each
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Price:
$
11.39
Item in Stock
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Select
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78
pcs
ID:
505204
Weight:
avg. 0.47 ct / each
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Price:
$
3.62
Item in Stock
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Select
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119
pcs
ID:
494204
Weight:
3.73ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
26.74
Item in Stock
More Options & Item Details
ID:
721582
Weight:
30.98ct
Size:
28.9 x 20.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
37.18
Item in Stock
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ID:
553724
Weight:
2.37ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
53.56
Item in Stock
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ID:
718467
Weight:
1.21ct (total)
Size:
5.2 x 4 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
36.30
Item in Stock
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ID:
712015
Weight:
14.15ct
Size:
18 x 13 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
37.69
Item in Stock
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ID:
459771
Weight:
4.33ct
Size:
11 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.30
Item in Stock
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ID:
465976
Weight:
7.05ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.97
Item in Stock
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ID:
738789
Weight:
0.50ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
4.50
Item in Stock
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ID:
390587
Weight:
2.84ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
182.80
Item in Stock
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ID:
662693
Weight:
1.60ct
Size:
8.1 x 6.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.40
Item in Stock
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ID:
669527
Weight:
19.06ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
57.18
Item in Stock
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ID:
712177
Weight:
7.82ct (total)
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
20.83
Item in Stock
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ID:
501975
Weight:
2.02ct
Size:
16.5 x 3.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
66.66
Item in Stock
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ID:
694864
Weight:
2.52ct
Size:
9.1 x 5.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
75.60
Item in Stock
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ID:
699595
Weight:
38.90ct
Size:
29.1 x 24.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.01
Item in Stock
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ID:
693495
Weight:
3.73ct
Size:
9.2 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
123.67
Item in Stock
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ID:
722765
Weight:
0.60ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Price:
$
18.00
Item in Stock
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ID:
394913
Weight:
5.90ct
Size:
10.4 x 10.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
38.94
Item in Stock
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ID:
727282
Weight:
1.42ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
85.20
Item in Stock
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ID:
450992
Weight:
2.45ct (total)
Size:
4.9 x 4.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
22.64
Item in Stock
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ID:
505720
Weight:
1.86ct
Size:
11 x 7.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
78.12
Item in Stock
More Options & Item Details
ID:
685229
Weight:
12.57ct
Size:
14.3 x 10.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
53.84
Item in Stock
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ID:
526901
Weight:
0.89ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Price:
$
23.50
Item in Stock
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ID:
326287
Weight:
6.09ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
21.70
Item in Stock
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ID:
743396
Weight:
0.70ct
Size:
6 x 5.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
70.00
Item in Stock
More Options & Item Details
ID:
562916
Weight:
4.67ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
43.15
Item in Stock
More Options & Item Details
ID:
730317
Weight:
2.76ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.71
Item in Stock
More Options & Item Details
ID:
707960
Weight:
9.20ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
8.83
Item in Stock
More Options & Item Details
ID:
350921
Weight:
3.70ct (total)
Size:
3.6 x 3.5 mm
Clarity:
VS-SI
Content:
15 pcs
Price:
$
34.66
Item in Stock
More Options & Item Details
ID:
725279
Weight:
0.85ct
Size:
21.4 x 2.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
35.70
Item in Stock
More Options & Item Details
ID:
704466
Weight:
28.11ct
Size:
36.2 x 10.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.74
Item in Stock
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ID:
698505
Weight:
1.79ct
Size:
8.3 x 6.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.74
Item in Stock
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ID:
744517
Weight:
79.28ct (total)
Size:
33.3 x 17.2 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
396.40
Item in Stock
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ID:
446721
Weight:
4.09ct
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
13.49
Item in Stock
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ID:
640454
Weight:
1.59ct
Size:
7.5 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.50
Item in Stock
More Options & Item Details
ID:
437212
Weight:
3.91ct (total)
Size:
8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
7.74
Item in Stock
More Options & Item Details
ID:
553007
Weight:
7.06ct (total)
Size:
9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
37.27
Item in Stock
More Options & Item Details
ID:
486493
Weight:
39.60ct (total)
Size:
30.8 x 9 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
26.14
Item in Stock
More Options & Item Details
ID:
632002
Weight:
15.88ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
72.23
Item in Stock
More Options & Item Details
ID:
721051
Weight:
0.49ct
Size:
8.2 x 4.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
4.12
Item in Stock
More Options & Item Details
ID:
735065
Weight:
0.07ct
Size:
3.1 x 2.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
58.80
Item in Stock
More Options & Item Details
ID:
435820
Weight:
12.08ct
Size:
16 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
39.55
Item in Stock
More Options & Item Details
ID:
496471
Weight:
2.27ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
47.30
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 food
Posted By Keeto in July, 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
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Overall Rating -> 10
I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.
Posted By MVK in July, 2025
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Overall Rating -> 10
I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.
Posted By Bryan De David in April, 2025
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Overall Rating -> 10
First time so this is an experiment! Shopping is so fun on this site, though!
Posted By Gem Delight in March, 2025
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Overall Rating -> 10
Good selection, using for custom jewlery for my wife.
Posted By Smitty in June, 2025
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Overall Rating -> 10
I have been very happy with my prior purchases and enjoy the website experience.
Posted By Trouble in November, 2025
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Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
Posted By Becky in October, 2025
Source: Bizrate
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Posted By DNaber in October, 2025
Source: Bizrate