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)
Cinnabar (77)
Citrine (4362)
Clinohumite (30)
Color-Change Diaspore (834)
Color-Change Fluorite (47)
Color-Change Garnet (190)
Color-Change Sapphire (6)
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)
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Fire Opal (124)
Fluorite (160)
Fossil Coral (316)
Golden Beryl (142)
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Idocrase (19)
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Ruby (4)
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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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ID:
500693
Weight:
15.85ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
2 pcs
Price:
$
102.34
Item in Stock
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ID:
656549
Weight:
2.51ct
Size:
9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
15.06
Item in Stock
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ID:
708421
Weight:
3.83ct
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
116.00
Item in Stock
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ID:
681799
Weight:
33.16ct
Size:
40.6 x 15.1 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
318.34
Item in Stock
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ID:
724860
Weight:
1.19ct
Size:
5.9 x 4.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
49.98
Item in Stock
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ID:
686582
Weight:
0.22ct (total)
Size:
2.7 x 2.6 mm
Clarity:
VS
Content:
2 pcs
Price:
$
10.56
Item in Stock
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ID:
311795
Weight:
1.46ct
Size:
11 x 7.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
77.09
Item in Stock
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ID:
472691
Weight:
4.08ct
Size:
10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
56.50
Item in Stock
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ID:
439504
Weight:
2.45ct (total)
Size:
5 x 4 mm (calibrated)
Clarity:
VS
Content:
5 pcs
Price:
$
31.92
Item in Stock
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ID:
716126
Weight:
12.63ct
Size:
18 x 13 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
121.25
Item in Stock
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ID:
733460
Weight:
2.98ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.93
Item in Stock
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ID:
696536
Weight:
14.90ct
Size:
16 x 16 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
26.82
Item in Stock
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ID:
516187
Weight:
28.12ct
Size:
18.1 x 14.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.04
Item in Stock
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ID:
662968
Weight:
1.30ct
Size:
7.1 x 5.6 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
7.80
Item in Stock
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ID:
662766
Weight:
3.51ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.48
Item in Stock
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ID:
558896
Weight:
1.11ct
Size:
7.8 x 5.3 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
4.22
Item in Stock
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ID:
721509
Weight:
25.27ct
Size:
28.6 x 18.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
30.32
Item in Stock
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ID:
579393
Weight:
1.52ct
Size:
9.1 x 5.3 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
19.50
Item in Stock
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ID:
697056
Weight:
0.73ct
Size:
7 x 5 mm (calibrated)
Clarity:
VVS-VS
Price:
$
4.38
Item in Stock
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ID:
571929
Weight:
1.24ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
35.71
Item in Stock
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ID:
428008
Weight:
41.04ct
Size:
30.9 x 25.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
36.30
Item in Stock
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ID:
724940
Weight:
42.37ct
Size:
25.7 x 18.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
152.53
Item in Stock
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ID:
692998
Weight:
26.69ct
Size:
39.1 x 9.3 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
9.61
Item in Stock
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ID:
720835
Weight:
0.50ct
Size:
8 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
4.20
Item in Stock
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ID:
394763
Weight:
4.41ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
29.11
Item in Stock
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ID:
357440
Weight:
4.09ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
10 pcs
Price:
$
27.00
Item in Stock
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ID:
479612
Weight:
2.09ct (total)
Size:
10 x 5 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
22.07
Item in Stock
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ID:
672010
Weight:
9.87ct (total)
Size:
14 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
27.83
Item in Stock
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ID:
651835
Weight:
5.28ct
Size:
14.4 x 9.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
16.42
Item in Stock
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ID:
418920
Weight:
10.71ct
Size:
16 x 16 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
21.22
Item in Stock
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ID:
416203
Weight:
0.97ct
Size:
19 x 2.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
30.73
Item in Stock
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ID:
664123
Weight:
2.07ct
Size:
9.3 x 6.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
9.94
Item in Stock
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ID:
700931
Weight:
8.17ct
Size:
12.4 x 11.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
6.54
Item in Stock
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ID:
315108
Weight:
2.63ct (total)
Size:
3 x 3 mm (calibrated)
Clarity:
Transparent
Content:
20 pcs
Price:
$
59.02
Item in Stock
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ID:
399633
Weight:
11.75ct
Size:
28.6 x 13.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
22.49
Item in Stock
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ID:
735003
Weight:
12.73ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
76.38
Item in Stock
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ID:
691435
Weight:
1.06ct
Size:
11.4 x 5.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
57.24
Item in Stock
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ID:
687744
Weight:
12.70ct
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
15.24
Item in Stock
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ID:
520004
Weight:
0.97ct
Size:
9 x 5.2 mm
Clarity:
VS
Content:
1 pc
Price:
$
89.63
Item in Stock
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ID:
394757
Weight:
6.53ct
Size:
11 x 11 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
43.10
Item in Stock
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ID:
485134
Weight:
5.09ct (total)
Size:
9 x 9 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
26.88
Item in Stock
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ID:
418454
Weight:
13.08ct (total)
Size:
16.5 x 11.2 mm
Clarity:
Translucent
Content:
2 pcs
Price:
$
25.90
Item in Stock
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ID:
460474
Weight:
4.49ct
Size:
11 x 9 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
59.27
Item in Stock
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ID:
471649
Weight:
11.86ct
Size:
17.2 x 13.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
91.32
Item in Stock
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ID:
662135
Weight:
9.14ct
Size:
16 x 12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
10.97
Item in Stock
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ID:
711733
Weight:
17.33ct (total)
Size:
17.3 x 13.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
31.20
Item in Stock
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ID:
689170
Weight:
0.78ct
Size:
9 x 5.1 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
7.49
Item in Stock
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ID:
656767
Weight:
2.09ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
12.54
Item in Stock
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ID:
393408
Weight:
8.36ct
Size:
12 x 12 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
55.18
Item in Stock
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ID:
585641
Weight:
14.85ct
Size:
20.8 x 14.4 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
98.02
Item in Stock
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ID:
672925
Weight:
1.48ct
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
5.33
Item in Stock
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ID:
533524
Weight:
1.66ct
Size:
8 x 8 mm (calibrated)
Clarity:
VS
Price:
$
13.21
Item in Stock
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Select
1
2
3
4
5
6
pcs 0 in Cart
ID:
711525
Weight:
4.27ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
61.49
Item in Stock
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ID:
432384
Weight:
1.87ct
Size:
7 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
53.48
Item in Stock
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ID:
712338
Weight:
2.23ct
Size:
12 x 5.7 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
5.94
Item in Stock
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ID:
686303
Weight:
0.26ct
Size:
3.7 x 3.6 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
17.16
Item in Stock
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ID:
715814
Weight:
1.38ct
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.25
Item in Stock
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ID:
459544
Weight:
4.17ct
Size:
11 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
8.27
Item in Stock
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ID:
459854
Weight:
4.89ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
41.08
Item in Stock
More Options & Item Details
ID:
711000
Weight:
9.34ct
Size:
16 x 12 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
24.88
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
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Posted By G.W. or Bakyow in July, 2025
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Overall Rating -> 10
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Very good Hoping you will increase your inventory especially in the 6mmThanks
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Posted By Nate in March, 2025
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Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
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