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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Axinite (9)
Beryl (639)
Black Opal (6)
Bloodstone (190)
Boulder Opal (271)
Calcite (71)
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)
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)
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Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Garnet (190)
Color-Change Sapphire (6)
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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)
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Idocrase (19)
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Iolite (155)
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Ruby (4)
Ruby in Fuchsite (90)
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Sphalerite (345)
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Tiger's Eye Matrix (274)
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Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
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Clear All
ID:
349470
Weight:
1.04ct
Size:
6.6 x 5.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
144.14
Item in Stock
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ID:
384148
Weight:
6.90ct
Size:
17.5 x 9.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
27.32
Item in Stock
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ID:
418430
Weight:
8.66ct
Size:
16.6 x 10.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
17.15
Item in Stock
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ID:
699789
Weight:
39.36ct
Size:
32.5 x 18.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
21.25
Item in Stock
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ID:
481212
Weight:
22.57ct
Size:
34.1 x 15.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
29.80
Item in Stock
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ID:
386254
Weight:
4.41ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
10.58
Item in Stock
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ID:
706768
Weight:
4.81ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
11.54
Item in Stock
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ID:
398321
Weight:
3.40ct (total)
Size:
9 x 7 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
18.70
Item in Stock
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ID:
484800
Weight:
25.86ct
Size:
29.4 x 17.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
24.83
Item in Stock
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ID:
685595
Weight:
0.07ct (total)
Size:
1.9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
24.50
Item in Stock
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ID:
418359
Weight:
8.30ct
Size:
15.6 x 11.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.44
Item in Stock
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ID:
389713
Weight:
3.94ct (total)
Size:
9 x 7.4 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
26.00
Item in Stock
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ID:
728139
Weight:
1.57ct
Size:
7.3 x 6.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.42
Item in Stock
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ID:
712159
Weight:
2.44ct
Size:
10 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.50
Item in Stock
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ID:
454413
Weight:
0.91ct
Size:
11.4 x 4.4 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
38.44
Item in Stock
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ID:
730133
Weight:
12.36ct
Size:
16.9 x 13.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
11.87
Item in Stock
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ID:
514088
Weight:
6.45ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
60.71
Item in Stock
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ID:
550749
Weight:
1.31ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.83
Item in Stock
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ID:
546888
Weight:
3.06ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
24.24
Item in Stock
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ID:
548970
Weight:
2.50ct
Size:
10.6 x 8.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
16.50
Item in Stock
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ID:
609979
Weight:
13.20ct (total)
Size:
13 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
15.84
Item in Stock
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ID:
725588
Weight:
0.90ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
8.64
Item in Stock
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ID:
573242
Weight:
1.14ct
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
30.10
Item in Stock
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ID:
398053
Weight:
1.43ct
Size:
19.6 x 3.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
41.53
Item in Stock
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ID:
518614
Weight:
2.01ct
Size:
9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
13.27
Item in Stock
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ID:
744665
Weight:
3.31ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
148.95
Item in Stock
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ID:
627474
Weight:
0.90ct
Size:
5.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
16.55
Item in Stock
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ID:
701020
Weight:
0.85ct
Size:
5.5 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
51.00
Item in Stock
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ID:
466306
Weight:
5.72ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
211.42
Item in Stock
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ID:
439869
Weight:
0.80ct
Size:
6.7 x 5.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.57
Item in Stock
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ID:
713716
Weight:
1.05ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.82
Item in Stock
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ID:
714768
Weight:
0.48ct
Size:
6.3 x 4.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.92
Item in Stock
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ID:
494022
Weight:
6.14ct
Size:
15 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
24.31
Item in Stock
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ID:
484694
Weight:
2.24ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
14.78
Item in Stock
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ID:
682340
Weight:
9.87ct
Size:
21.7 x 9.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
94.75
Item in Stock
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ID:
687966
Weight:
2.78ct
Size:
10 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
3.34
Item in Stock
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ID:
598627
Weight:
1.71ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
33.86
Item in Stock
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ID:
503439
Weight:
2.54ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
23.47
Item in Stock
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ID:
550829
Weight:
1.13ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Price:
$
8.50
Item in Stock
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ID:
384481
Weight:
15.79ct
Size:
21.1 x 12.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.53
Item in Stock
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ID:
656280
Weight:
0.78ct
Size:
6.1 x 5.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
1.21
Item in Stock
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ID:
719931
Weight:
3.49ct
Size:
8.2 x 7.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
104.70
Item in Stock
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ID:
385927
Weight:
7.34ct
Size:
14.7 x 11.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
467.00
Item in Stock
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ID:
715821
Weight:
1.39ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.34
Item in Stock
More Options & Item Details
ID:
715824
Weight:
3.14ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
30.14
Item in Stock
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ID:
451056
Weight:
1.40ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
12.94
Item in Stock
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ID:
466309
Weight:
5.75ct (total)
Size:
8 mm (calibrated)
Clarity:
Translucent
Content:
4 pcs
Price:
$
202.91
Item in Stock
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ID:
656181
Weight:
3.48ct
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.42
Item in Stock
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ID:
687127
Weight:
2.15ct
Size:
8 x 6 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
2.58
Item in Stock
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ID:
609447
Weight:
19.86ct
Size:
28.6 x 19 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
26.22
Item in Stock
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ID:
725720
Weight:
1.69ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
16.22
Item in Stock
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ID:
418374
Weight:
5.37ct
Size:
12 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
25.78
Item in Stock
More Options & Item Details
ID:
365384
Weight:
2.15ct
Size:
8.4 x 6.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
63.04
Item in Stock
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ID:
388791
Weight:
1.25ct
Size:
8 x 6 mm (calibrated)
Clarity:
SI
Content:
1 pc
Price:
$
80.26
Item in Stock
More Options & Item Details
ID:
728014
Weight:
2.34ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
5.62
Item in Stock
More Options & Item Details
ID:
552517
Weight:
5.85ct
Size:
16.2 x 10.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.44
Item in Stock
More Options & Item Details
ID:
711020
Weight:
20.03ct
Size:
18.3 x 14.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
168.25
Item in Stock
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ID:
650092
Weight:
1.33ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Price:
$
11.17
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
585379
Weight:
15.40ct
Size:
16 x 16 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
145.55
Item in Stock
More Options & Item Details
ID:
718581
Weight:
5.42ct
Size:
12 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
24.40
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 -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
Source: Bizrate
Overall Rating -> 10
I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.
Posted By Nate in March, 2025
Source: Bizrate
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
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 -> 9
I love wide range of stones.
Always have my preference.
Posted By Ray in April, 2025
Source: Bizrate
Overall Rating -> 9
I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!
Posted By Leo in March, 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 -> 10
Great prices!!! High quality gemstones.
Posted By Ricky in October, 2025
Source: Bizrate
Overall Rating -> 10
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
Source: Bizrate