Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Gemtypes in Category:
Actinolite Cat's Eye (55)
Agate (545)
Agate Geode (17)
Alexandrite (28)
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Carnelian (30)
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Cat's Eye Aquamarine (15)
Cat's Eye Beryl (3)
Cat's Eye Moonstone (36)
Cat's Eye Opal (142)
Cat's Eye Scapolite (79)
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Chalcedony (221)
Charoite (125)
Chocolate Opal (75)
Chrome Diopside (112)
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Chrysoberyl Cat's Eye (55)
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Chrysoprase (19)
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Citrine (4507)
Clinohumite (32)
Color-Change Diaspore (855)
Color-Change Fluorite (55)
Color-Change Garnet (193)
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Diamond (600)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (45)
Druzy Variscite (130)
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Fire Opal (123)
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Tiger's Eye Matrix (281)
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Uvarovite Garnet Drusy (50)
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Clear All
ID:
385425
Weight:
3.19ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
21.06
Item in Stock
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ID:
554273
Weight:
26.26ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
31.90
Item in Stock
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ID:
715834
Weight:
2.79ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
26.78
Item in Stock
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ID:
453894
Weight:
0.82ct
Size:
12.8 x 3.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.63
Item in Stock
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ID:
686517
Weight:
0.25ct
Size:
5.4 x 2.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
16.50
Item in Stock
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ID:
567599
Weight:
3.44ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.70
Item in Stock
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ID:
718104
Weight:
0.67ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
20.10
Item in Stock
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ID:
484731
Weight:
3.32ct
Size:
9.5 x 7.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
21.91
Item in Stock
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ID:
487151
Weight:
7.65ct
Size:
16.2 x 10.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
70.96
Item in Stock
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ID:
475124
Weight:
2.02ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
66.66
Item in Stock
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ID:
732203
Weight:
2.77ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
106.37
Item in Stock
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ID:
382642
Weight:
21.12ct
Size:
23.8 x 17.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
83.64
Item in Stock
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ID:
720595
Weight:
1.05ct
Size:
6.3 x 5 mm
Clarity:
VVS
Content:
1 pc
Price:
$
101.06
Item in Stock
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ID:
600426
Weight:
6.56ct
Size:
14.1 x 10.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
29.35
Item in Stock
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ID:
732799
Weight:
1.11ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
42.62
Item in Stock
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ID:
466069
Weight:
3.38ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
35.69
Item in Stock
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ID:
427384
Weight:
2.37ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VS
Content:
6 pcs
Price:
$
15.65
Item in Stock
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ID:
710316
Weight:
1.81ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
32.42
Item in Stock
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ID:
712484
Weight:
3.75ct
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.00
Item in Stock
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ID:
451144
Weight:
1.49ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
13.76
Item in Stock
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ID:
725010
Weight:
6.36ct
Size:
11.9 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.25
Item in Stock
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ID:
477084
Weight:
1.59ct
Size:
8 x 6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
12.59
Item in Stock
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ID:
523153
Weight:
11.18ct
Size:
23.3 x 16.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
73.79
Item in Stock
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ID:
620988
Weight:
1.85ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
SI
Content:
2 pcs
Price:
$
42.18
Item in Stock
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ID:
483950
Weight:
25.70ct
Size:
20 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
37.66
Item in Stock
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ID:
481319
Weight:
19.03ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
18.84
Item in Stock
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ID:
619985
Weight:
3.20ct
Size:
10.9 x 8.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
42.24
Item in Stock
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ID:
415329
Weight:
1.28ct
Size:
6.8 x 5.9 mm
Clarity:
VVS
Content:
1 pc
Price:
$
84.48
Item in Stock
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ID:
478101
Weight:
1.22ct
Size:
9.7 x 6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
161.04
Item in Stock
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ID:
674442
Weight:
17.22ct
Size:
32.5 x 16.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.93
Item in Stock
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ID:
572276
Weight:
2.91ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
26.89
Item in Stock
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ID:
717966
Weight:
0.10ct (total)
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
96.00
Item in Stock
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ID:
711466
Weight:
27.33ct
Size:
25.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
60.67
Item in Stock
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ID:
519793
Weight:
38.42ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
45.13
Item in Stock
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ID:
546222
Weight:
1.76ct
Size:
7.5 x 6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.12
Item in Stock
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ID:
721635
Weight:
17.47ct
Size:
16.8 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.96
Item in Stock
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ID:
631677
Weight:
0.97ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
29.10
Item in Stock
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ID:
660345
Weight:
1.40ct
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
3.37
Item in Stock
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ID:
572790
Weight:
0.71ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
25.56
Item in Stock
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ID:
697044
Weight:
45.47ct
Size:
30.9 x 24.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
31.10
Item in Stock
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ID:
699657
Weight:
1.06ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.18
Item in Stock
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ID:
681854
Weight:
0.22ct
Size:
3.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
126.10
Item in Stock
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ID:
645623
Weight:
24.73ct
Size:
19.5 x 15.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
122.27
Item in Stock
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ID:
721166
Weight:
0.45ct
Size:
8.3 x 4.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
3.78
Item in Stock
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ID:
451191
Weight:
1.40ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
12.94
Item in Stock
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ID:
710335
Weight:
8.23ct
Size:
13.4 x 11.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
261.72
Item in Stock
More Options & Item Details
ID:
710776
Weight:
2.51ct
Size:
12 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
6.68
Item in Stock
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ID:
720476
Weight:
1.70ct
Size:
7.6 x 5.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
163.63
Item in Stock
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ID:
548563
Weight:
2.72ct
Size:
11.2 x 8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
17.95
Item in Stock
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ID:
565141
Weight:
0.15ct (total)
Size:
2.6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
328.36
Item in Stock
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ID:
705806
Weight:
0.62ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Price:
$
5.21
Item in Stock
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Select
1
2
3
4
pcs 0 in Cart
ID:
623813
Weight:
0.83ct
Size:
5 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
7.30
Item in Stock
More Options & Item Details
ID:
690272
Weight:
27.56ct
Size:
21.4 x 13.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.60
Item in Stock
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ID:
551522
Weight:
21.21ct (total)
Size:
20.8 x 12.1 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
31.92
Item in Stock
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ID:
707045
Weight:
1.09ct
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
6.54
Item in Stock
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ID:
481863
Weight:
1.54ct (total)
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
97.84
Item in Stock
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ID:
672670
Weight:
1.33ct
Size:
9 x 6.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
31.92
Item in Stock
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ID:
479465
Weight:
2.20ct (total)
Size:
9.9 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
23.23
Item in Stock
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ID:
413507
Weight:
6.26ct
Size:
11 x 11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
20.66
Item in Stock
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ID:
548379
Weight:
12.29ct (total)
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
46.07
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
I wish there were options for jewelry settings
Posted By Tim in May, 2025
Source: Bizrate
Overall Rating -> 9
It was a good experience looking for and finding a nice amethyst stone
Posted By N/a in May, 2025
Source: Bizrate
Overall Rating -> 10
I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring
Posted By Desertchick in April, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to navigate
Posted By GemGod in July, 2025
Source: Bizrate
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
Source: Bizrate
Overall Rating -> 10
I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated
Posted By Jag in January, 2025
Source: Bizrate
Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
Source: Bizrate
Overall Rating -> 10
I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.
Posted By Sam in March, 2025
Source: Bizrate
Overall Rating -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
Source: Bizrate