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)
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Beryl (639)
Black Opal (6)
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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)
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Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
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Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Garnet (190)
Color-Change Sapphire (4)
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Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
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)
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ID:
609096
Weight:
2.35ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
77.56
Item in Stock
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ID:
322104
Weight:
1.79ct (total)
Size:
4 mm (calibrated)
Clarity:
VVS-VS
Content:
5 pcs
Price:
$
235.69
Item in Stock
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ID:
648473
Weight:
2.54ct (total)
Size:
7 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
21.34
Item in Stock
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ID:
650561
Weight:
19.84ct
Size:
25.7 x 20.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.92
Item in Stock
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ID:
669408
Weight:
8.83ct
Size:
14.1 x 9.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
52.98
Item in Stock
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ID:
634648
Weight:
1.15ct (total)
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
20.70
Item in Stock
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ID:
682553
Weight:
0.76ct
Size:
6.7 x 4.8 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.68
Item in Stock
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ID:
643813
Weight:
2.66ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.02
Item in Stock
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ID:
623875
Weight:
37.38ct
Size:
38.2 x 24.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
45.89
Item in Stock
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ID:
708760
Weight:
1.36ct
Size:
7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
28.09
Item in Stock
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ID:
557774
Weight:
3.37ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
25.49
Item in Stock
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ID:
449631
Weight:
4.14ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
27.32
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:
672451
Weight:
2.20ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
52.80
Item in Stock
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ID:
500135
Weight:
1.23ct
Size:
11.9 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
10.33
Item in Stock
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ID:
719476
Weight:
0.64ct
Size:
5 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
11.52
Item in Stock
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ID:
686468
Weight:
0.62ct
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.39
Item in Stock
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ID:
746074
Weight:
4.58ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
229.00
Item in Stock
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ID:
727901
Weight:
0.03ct
Size:
2.1 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
12.37
Item in Stock
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ID:
712485
Weight:
1.79ct
Size:
8.6 x 6.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
4.76
Item in Stock
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ID:
693967
Weight:
20.55ct
Size:
20.5 x 15.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
73.98
Item in Stock
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ID:
547626
Weight:
2.17ct
Size:
6.5 x 6.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
43.97
Item in Stock
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ID:
371618
Weight:
4.29ct (total)
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
33.97
Item in Stock
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ID:
700581
Weight:
8.48ct
Size:
10 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
8.14
Item in Stock
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ID:
715656
Weight:
1.77ct
Size:
8.2 x 6.3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
16.99
Item in Stock
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ID:
595164
Weight:
20.86ct (total)
Size:
26.4 x 12.7 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
55.07
Item in Stock
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ID:
497245
Weight:
2.69ct (total)
Size:
6 x 4.9 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
24.85
Item in Stock
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ID:
699129
Weight:
1.85ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
15.54
Item in Stock
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ID:
655058
Weight:
7.46ct
Size:
14.5 x 11.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
23.18
Item in Stock
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ID:
713440
Weight:
1.04ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.74
Item in Stock
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ID:
431076
Weight:
2.98ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
70.80
Item in Stock
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ID:
431199
Weight:
2.76ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
65.58
Item in Stock
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ID:
544021
Weight:
0.89ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.22
Item in Stock
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ID:
253177
Weight:
0.69ct
Size:
7 x 3.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
86.08
Item in Stock
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ID:
253174
Weight:
0.63ct
Size:
7 x 3.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
87.32
Item in Stock
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ID:
713767
Weight:
1.27ct
Size:
10 x 5.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
10.67
Item in Stock
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ID:
367160
Weight:
7.16ct
Size:
15.7 x 9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
48.67
Item in Stock
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ID:
671456
Weight:
14.01ct
Size:
22.3 x 14.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
36.14
Item in Stock
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ID:
467876
Weight:
5.04ct (total)
Size:
3 mm (calibrated)
Clarity:
Transparent
Content:
30 pcs
Price:
$
33.26
Item in Stock
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ID:
691231
Weight:
0.45ct
Size:
5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
27.00
Item in Stock
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ID:
716062
Weight:
14.30ct
Size:
16 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
137.28
Item in Stock
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ID:
642109
Weight:
1.14ct
Size:
7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
53.35
Item in Stock
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ID:
689592
Weight:
1.65ct (total)
Size:
9.1 x 5.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
15.84
Item in Stock
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ID:
367185
Weight:
8.24ct
Size:
15.7 x 9.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
56.02
Item in Stock
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ID:
685860
Weight:
1.51ct
Size:
7.7 x 6.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
27.79
Item in Stock
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ID:
688688
Weight:
1.34ct
Size:
7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
7.38
Item in Stock
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ID:
599842
Weight:
50.05ct
Size:
31.7 x 25.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
37.66
Item in Stock
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ID:
386412
Weight:
5.78ct
Size:
19.6 x 10.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
51.43
Item in Stock
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ID:
694009
Weight:
19.39ct
Size:
28 x 15.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
58.18
Item in Stock
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ID:
664620
Weight:
2.60ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
56.16
Item in Stock
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ID:
382123
Weight:
11.10ct
Size:
16 x 12 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
273.00
Item in Stock
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ID:
520555
Weight:
8.58ct (total)
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
79.28
Item in Stock
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ID:
675383
Weight:
2.02ct
Size:
14.5 x 5.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
5.75
Item in Stock
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ID:
479663
Weight:
1.72ct (total)
Size:
10.1 x 5 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
18.17
Item in Stock
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ID:
546896
Weight:
1.28ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
10.14
Item in Stock
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ID:
698519
Weight:
16.92ct
Size:
22.2 x 13.1 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
20.30
Item in Stock
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ID:
531376
Weight:
2.44ct
Size:
9 x 6.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
128.83
Item in Stock
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ID:
693886
Weight:
4.67ct
Size:
9.4 x 8.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
154.84
Item in Stock
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ID:
450954
Weight:
2.80ct (total)
Size:
4.9 x 4.8 mm
Clarity:
VS
Content:
4 pcs
Price:
$
25.87
Item in Stock
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ID:
655422
Weight:
0.87ct
Size:
6.1 x 5.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
1.36
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
All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.
Posted By Bob D in December, 2025
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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
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Overall Rating -> 10
Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.
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Overall Rating -> 10
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
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Overall Rating -> 10
Great for buying gemstones, came with authenticity certs. Will buy again someday!
Posted By Uggadugga in May, 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.
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Overall Rating -> 10
Filters need to be improved but rest of website is great
Posted By Rock hound in December, 2025
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Overall Rating -> 10
It's mostly good, only some item's are easier to find through the search than the menu
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Overall Rating -> 9
Been using them for years! Very satisfied with the products.
Posted By PI SC in May, 2025
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