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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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)
Grossularite Garnet (31)
Hematite (342)
Hemimorphite Druzy (46)
Hessonite Garnet (2137)
Hiddenite (10)
Howlite (133)
Idocrase (19)
Imperial Topaz (12)
Iolite (155)
Jade (68)
Jadeite (264)
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Kyanite (731)
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Quartz Cat's Eye (68)
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Quartz With Marcasite (184)
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Rainbow Pyrite (241)
Rhodochrosite (134)
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Ruby (4)
Ruby in Fuchsite (90)
Ruby-Zoisite (209)
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Sapphire (65)
Scolecite (29)
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Sillimanite Cat's Eye (376)
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Snowflake Obsidian (21)
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Spectrolite (120)
Spessartite Garnet (452)
Sphalerite (345)
Sphene (574)
Spinel (942)
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Tiger's Eye Matrix (274)
Topaz (459)
Tourmaline (2718)
Tsavorite Garnet (175)
Turquoise (90)
Uvarovite Garnet Drusy (80)
Variscite (4)
Zircon (771)
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ID:
686077
Weight:
0.19ct (total)
Size:
2.6 x 2.6 mm
Clarity:
VS
Content:
2 pcs
Price:
$
9.12
Item in Stock
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ID:
433345
Weight:
45.11ct
Size:
30.6 x 24.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
71.45
Item in Stock
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ID:
648045
Weight:
0.98ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
25.87
Item in Stock
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ID:
706394
Weight:
30.69ct
Size:
20.8 x 17.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
62.60
Item in Stock
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ID:
389353
Weight:
0.74ct
Size:
7.4 x 4.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
31.85
Item in Stock
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ID:
678348
Weight:
3.36ct
Size:
10 x 7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
8.06
Item in Stock
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ID:
619994
Weight:
9.29ct (total)
Size:
12 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
24.53
Item in Stock
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ID:
691699
Weight:
0.53ct
Size:
5 x 5 mm (calibrated)
Clarity:
SI-I1
Content:
1 pc
Price:
$
31.80
Item in Stock
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ID:
718178
Weight:
1.19ct
Size:
6.1 x 5.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
35.70
Item in Stock
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ID:
711726
Weight:
17.00ct
Size:
20.6 x 16.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.60
Item in Stock
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ID:
462839
Weight:
1.54ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
81.31
Item in Stock
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ID:
715483
Weight:
1.80ct
Size:
8.1 x 6.4 mm
Clarity:
VVS
Content:
1 pc
Price:
$
17.28
Item in Stock
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ID:
660219
Weight:
2.04ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
48.96
Item in Stock
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ID:
683051
Weight:
0.12ct
Size:
3 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
68.78
Item in Stock
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ID:
505339
Weight:
3.32ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
30.67
Item in Stock
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ID:
521443
Weight:
31.46ct
Size:
31.4 x 16.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
249.17
Item in Stock
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ID:
458048
Weight:
0.96ct
Size:
9.2 x 5.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
101.38
Item in Stock
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ID:
683019
Weight:
0.95ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
17.10
Item in Stock
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ID:
431462
Weight:
1.75ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
18.46
Item in Stock
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ID:
717934
Weight:
1.70ct (total)
Size:
6 x 4.9 mm
Clarity:
VS
Content:
2 pcs
Price:
$
51.00
Item in Stock
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ID:
358795
Weight:
3.45ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
16.56
Item in Stock
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ID:
621774
Weight:
1.04ct
Size:
6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
21.88
Item in Stock
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ID:
522667
Weight:
2.75ct
Size:
8.9 x 7.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
19.85
Item in Stock
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ID:
343580
Weight:
3.54ct
Size:
10.4 x 7.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
11.69
Item in Stock
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ID:
592876
Weight:
13.15ct (total)
Size:
16 x 10.9 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
34.72
Item in Stock
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ID:
443406
Weight:
3.54ct
Size:
11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
11.63
Item in Stock
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ID:
464397
Weight:
3.82ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VS
Content:
10 pcs
Price:
$
35.29
Item in Stock
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ID:
474445
Weight:
19.84ct
Size:
17.8 x 13.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
35.84
Item in Stock
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ID:
386512
Weight:
4.47ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
23.60
Item in Stock
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ID:
505224
Weight:
2.18ct
Size:
9 x 9 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
20.15
Item in Stock
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ID:
707861
Weight:
5.74ct
Size:
13.5 x 10.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
41.33
Item in Stock
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ID:
392228
Weight:
8.12ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
53.59
Item in Stock
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ID:
566479
Weight:
0.68ct
Size:
6.2 x 4.2 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
17.05
Item in Stock
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ID:
685908
Weight:
27.27ct
Size:
33.4 x 19.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
14.72
Item in Stock
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ID:
669551
Weight:
38.44ct
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
115.32
Item in Stock
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ID:
714418
Weight:
0.69ct
Size:
7.1 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
37.26
Item in Stock
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ID:
642958
Weight:
2.51ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.04
Item in Stock
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ID:
724870
Weight:
0.61ct
Size:
7.8 x 3.1 mm
Clarity:
VS
Content:
1 pc
Price:
$
25.62
Item in Stock
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ID:
388098
Weight:
3.03ct (total)
Size:
4.6 x 4.5 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
20.00
Item in Stock
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ID:
511251
Weight:
0.65ct
Size:
5.5 x 4.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
38.62
Item in Stock
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ID:
503620
Weight:
37.17ct (total)
Size:
24.3 x 12.9 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
36.80
Item in Stock
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ID:
725322
Weight:
0.65ct
Size:
10.5 x 2.7 mm
Clarity:
VVS
Content:
1 pc
Price:
$
27.30
Item in Stock
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ID:
711438
Weight:
2.48ct (total)
Size:
6.5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
49.52
Item in Stock
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ID:
566530
Weight:
0.79ct
Size:
6.6 x 4.3 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
19.81
Item in Stock
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ID:
366177
Weight:
21.59ct
Size:
30 x 22 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
28.50
Item in Stock
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ID:
725691
Weight:
1.17ct
Size:
6.3 x 5.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
99.34
Item in Stock
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ID:
650598
Weight:
0.82ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
6.89
Item in Stock
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ID:
555870
Weight:
0.74ct
Size:
6.8 x 4.7 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
19.54
Item in Stock
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ID:
730481
Weight:
2.78ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.89
Item in Stock
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ID:
432312
Weight:
2.19ct
Size:
7.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
72.28
Item in Stock
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ID:
566535
Weight:
0.75ct
Size:
6.3 x 4.2 mm
Clarity:
SI-I1
Content:
1 pc
Price:
$
18.82
Item in Stock
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ID:
746071
Weight:
4.50ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
225.00
Item in Stock
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ID:
690812
Weight:
0.14ct
Size:
3 x 3 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
5.34
Item in Stock
More Options & Item Details
ID:
396247
Weight:
2.33ct
Size:
7.6 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
114.26
Item in Stock
More Options & Item Details
ID:
693874
Weight:
5.44ct
Size:
13 x 9 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
19.58
Item in Stock
More Options & Item Details
ID:
540600
Weight:
1.88ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
50.94
Item in Stock
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ID:
713788
Weight:
1.26ct
Size:
8 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.58
Item in Stock
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ID:
645554
Weight:
1.52ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
12.77
Item in Stock
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ID:
656215
Weight:
0.77ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
18.48
Item in Stock
More Options & Item Details
ID:
709071
Weight:
1.00ct
Size:
6 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
20.65
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
Enjoy every moment
Posted By Ferns in October, 2025
Source: Bizrate
Overall Rating -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
Source: Bizrate
Overall Rating -> 10
On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc
Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate
Overall Rating -> 10
I love the quality, package and info of your gems.
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Overall Rating -> 10
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Fast service and no problems
Posted By Steve in March, 2025
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Overall Rating -> 10
Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.
Posted By Sal in July, 2025
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Overall Rating -> 10
Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.
Posted By Jess in February, 2025
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Overall Rating -> 10
It was my second time so I understand what it is to do
Posted By Ibie in February, 2025
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Overall Rating -> 10
I could see the actual gem I was buying
Posted By Bugs in December, 2025
Source: Bizrate