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)
Amethyst (2866)
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Axinite (9)
Beryl (639)
Black Opal (6)
Bloodstone (190)
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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)
Chrome Diopside (101)
Chrysoberyl (93)
Chrysoberyl Cat's Eye (55)
Chrysocolla (50)
Cinnabar (77)
Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
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Color-Change Garnet (190)
Color-Change Sapphire (4)
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Demantoid Garnet (232)
Dendritic Agate (199)
Diamond (611)
Druzy Amethyst (3)
Druzy Azurite (13)
Druzy Citrine (44)
Druzy Variscite (130)
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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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Hessonite Garnet (2137)
Hiddenite (10)
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Idocrase (19)
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Ruby (4)
Ruby in Fuchsite (90)
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Spectrolite (120)
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Spinel (942)
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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:
381720
Weight:
1.25ct
Size:
16.2 x 3.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
31.92
Item in Stock
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ID:
407802
Weight:
11.60ct
Size:
13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
30.62
Item in Stock
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ID:
541538
Weight:
2.78ct (total)
Size:
7.4 x 6.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
55.85
Item in Stock
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ID:
656780
Weight:
3.64ct (total)
Size:
7 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.69
Item in Stock
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ID:
656090
Weight:
1.34ct
Size:
7.5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
32.16
Item in Stock
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ID:
737291
Weight:
2.37ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
106.65
Item in Stock
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ID:
277590
Weight:
12.68ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
66.95
Item in Stock
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ID:
556632
Weight:
1.63ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
13.63
Item in Stock
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ID:
394760
Weight:
5.12ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
33.79
Item in Stock
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ID:
673734
Weight:
9.14ct
Size:
16.8 x 13.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
164.52
Item in Stock
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ID:
433976
Weight:
4.46ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
29.44
Item in Stock
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ID:
447725
Weight:
1.31ct
Size:
7.9 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
832.34
Item in Stock
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ID:
503800
Weight:
5.45ct
Size:
12 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
21.59
Item in Stock
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ID:
719436
Weight:
0.72ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
6.05
Item in Stock
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ID:
573427
Weight:
0.91ct
Size:
9 x 6 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
36.04
Item in Stock
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ID:
708003
Weight:
13.40ct (total)
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
12.86
Item in Stock
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ID:
735800
Weight:
30.50ct
Size:
35.6 x 25.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
25.26
Item in Stock
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ID:
662166
Weight:
6.12ct
Size:
14.9 x 11.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
19.09
Item in Stock
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ID:
712545
Weight:
5.28ct
Size:
15.7 x 7.4 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
14.06
Item in Stock
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ID:
706728
Weight:
2.01ct
Size:
8 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
4.82
Item in Stock
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ID:
669573
Weight:
7.95ct
Size:
15.4 x 12.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
47.70
Item in Stock
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ID:
621913
Weight:
1.05ct
Size:
5 x 5 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
22.08
Item in Stock
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ID:
625267
Weight:
1.00ct
Size:
6.5 x 4.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
3.96
Item in Stock
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ID:
672690
Weight:
1.10ct
Size:
6.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
26.40
Item in Stock
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ID:
673551
Weight:
1.32ct
Size:
10 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
55.44
Item in Stock
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ID:
692970
Weight:
28.35ct
Size:
35.2 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.21
Item in Stock
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ID:
711209
Weight:
0.43ct
Size:
6 x 4 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
1.14
Item in Stock
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ID:
715820
Weight:
1.29ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
12.38
Item in Stock
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ID:
385867
Weight:
3.16ct (total)
Size:
4.6 x 4.6 mm
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
20.86
Item in Stock
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ID:
687077
Weight:
0.19ct
Size:
4.9 x 2.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
9.12
Item in Stock
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ID:
487961
Weight:
1.75ct (total)
Size:
8 x 5 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
9.24
Item in Stock
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ID:
344983
Weight:
11.84ct
Size:
12.6 x 10.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
18.76
Item in Stock
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ID:
698906
Weight:
0.95ct
Size:
7 x 5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
7.98
Item in Stock
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ID:
660351
Weight:
1.28ct
Size:
7.4 x 6.1 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
30.72
Item in Stock
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ID:
393440
Weight:
5.01ct
Size:
10.5 x 10.5 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
33.07
Item in Stock
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ID:
725868
Weight:
0.45ct
Size:
5.2 x 5.1 mm
Clarity:
VVS
Content:
1 pc
Price:
$
4.32
Item in Stock
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ID:
491090
Weight:
14.90ct (total)
Size:
10 mm (calibrated)
Clarity:
Opaque
Content:
4 pcs
Price:
$
14.30
Item in Stock
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ID:
480829
Weight:
2.44ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
22.55
Item in Stock
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ID:
426752
Weight:
7.57ct (total)
Size:
9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
34.98
Item in Stock
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ID:
484354
Weight:
1.20ct
Size:
8 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
15.84
Item in Stock
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ID:
443507
Weight:
1.35ct
Size:
18 x 3.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
31.07
Item in Stock
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ID:
499905
Weight:
14.90ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
113.10
Item in Stock
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ID:
466127
Weight:
4.14ct (total)
Size:
12.2 x 6.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
43.72
Item in Stock
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ID:
304524
Weight:
0.95ct
Size:
6.9 x 5.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
94.06
Item in Stock
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ID:
722149
Weight:
7.89ct
Size:
19.6 x 12.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
28.40
Item in Stock
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ID:
693711
Weight:
19.46ct
Size:
30.8 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
7.01
Item in Stock
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ID:
365615
Weight:
15.55ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
30.79
Item in Stock
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ID:
539710
Weight:
1.99ct
Size:
7 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
38.84
Item in Stock
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ID:
573267
Weight:
avg. 1.00 ct / each
Size:
7 x 7 mm (calibrated)
Clarity:
VVS-VS
Price:
$
6.61
Item in Stock
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pcs
ID:
489195
Weight:
2.52ct
Size:
12 x 8 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
25.91
Item in Stock
More Options & Item Details
ID:
416008
Weight:
2.01ct
Size:
23.1 x 3.3 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
66.34
Item in Stock
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ID:
710195
Weight:
3.22ct
Size:
10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.38
Item in Stock
More Options & Item Details
ID:
617911
Weight:
2.25ct
Size:
9 x 7 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
47.86
Item in Stock
More Options & Item Details
ID:
655567
Weight:
1.74ct
Size:
8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
41.76
Item in Stock
More Options & Item Details
ID:
492204
Weight:
6.22ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
23.40
Item in Stock
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ID:
715436
Weight:
3.84ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
36.86
Item in Stock
More Options & Item Details
ID:
662704
Weight:
1.75ct
Size:
8 x 6.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
42.00
Item in Stock
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ID:
584135
Weight:
1.40ct
Size:
10 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
9.24
Item in Stock
More Options & Item Details
ID:
694428
Weight:
10.51ct (total)
Size:
15.2 x 9.2 mm
Clarity:
VVS
Content:
2 pcs
Price:
$
88.28
Item in Stock
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ID:
683145
Weight:
0.19ct
Size:
3.5 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
108.90
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
Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10
Posted By KT in September, 2025
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Overall Rating -> 9
I love wide range of stones.
Always have my preference.
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Overall Rating -> 10
All good
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Overall Rating -> 10
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Overall Rating -> 9
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IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.
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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 -> 9
It was a good experience looking for and finding a nice amethyst stone
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