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)
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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)
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Color-Change Diaspore (834)
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Color-Change Sapphire (6)
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ID:
718224
Weight:
0.51ct
Size:
5 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
15.30
Item in Stock
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ID:
640591
Weight:
1.45ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
41.76
Item in Stock
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ID:
453650
Weight:
3.05ct
Size:
11.3 x 8.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
28.19
Item in Stock
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ID:
696900
Weight:
36.78ct
Size:
42.4 x 10.5 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.42
Item in Stock
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ID:
700723
Weight:
13.59ct
Size:
13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.04
Item in Stock
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ID:
724777
Weight:
0.36ct
Size:
5 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
60.48
Item in Stock
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ID:
640323
Weight:
0.26ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
12.48
Item in Stock
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ID:
725735
Weight:
0.41ct
Size:
5 x 5 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
3.94
Item in Stock
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ID:
489487
Weight:
1.95ct (total)
Size:
4.8 mm
Clarity:
VVS-VS
Content:
4 pcs
Price:
$
38.62
Item in Stock
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ID:
520630
Weight:
1.43ct
Size:
10 x 5 mm
Clarity:
VS-SI
Price:
$
79.28
Item in Stock
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ID:
712198
Weight:
5.25ct
Size:
16 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
13.99
Item in Stock
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ID:
469424
Weight:
19.72ct
Size:
20 x 15 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
41.14
Item in Stock
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ID:
368336
Weight:
3.55ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
23.24
Item in Stock
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ID:
427827
Weight:
2.42ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
15.97
Item in Stock
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ID:
721772
Weight:
0.72ct
Size:
6.4 x 4.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
34.56
Item in Stock
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ID:
460938
Weight:
3.24ct
Size:
10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
29.94
Item in Stock
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ID:
505070
Weight:
7.37ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
48.65
Item in Stock
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ID:
730111
Weight:
0.68ct
Size:
6.5 x 3.5 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
40.80
Item in Stock
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ID:
664786
Weight:
1.50ct
Size:
9 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
10.80
Item in Stock
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ID:
579534
Weight:
7.68ct
Size:
15.2 x 11.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
152.06
Item in Stock
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ID:
590449
Weight:
2.84ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
2 pcs
Price:
$
53.54
Item in Stock
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ID:
423448
Weight:
35.82ct (total)
Size:
14 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
47.28
Item in Stock
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ID:
376321
Weight:
2.80ct
Size:
9.4 x 8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
21.70
Item in Stock
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ID:
730096
Weight:
2.74ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
24.53
Item in Stock
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ID:
711548
Weight:
1.13ct
Size:
6.5 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
22.56
Item in Stock
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ID:
705846
Weight:
0.73ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Price:
$
6.13
Item in Stock
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Select
1
2
3
4
pcs 0 in Cart
ID:
438101
Weight:
1.96ct
Size:
8.8 x 6.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
90.55
Item in Stock
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ID:
314626
Weight:
3.65ct (total)
Size:
3 x 3 mm (calibrated)
Clarity:
Transparent
Content:
20 pcs
Price:
$
81.91
Item in Stock
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ID:
279596
Weight:
2.18ct (total)
Size:
4 mm (calibrated)
Clarity:
VS
Content:
9 pcs
Price:
$
129.49
Item in Stock
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ID:
686515
Weight:
0.32ct
Size:
4 x 4 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
21.12
Item in Stock
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ID:
730202
Weight:
0.98ct
Size:
12.6 x 3.2 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
58.80
Item in Stock
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ID:
706907
Weight:
3.72ct
Size:
14 x 7 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
8.93
Item in Stock
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ID:
523175
Weight:
13.90ct
Size:
18.9 x 12.7 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
110.09
Item in Stock
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ID:
604520
Weight:
22.95ct
Size:
28.9 x 19.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
24.24
Item in Stock
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ID:
377591
Weight:
27.19ct (total)
Size:
18.2 x 11.8 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
179.46
Item in Stock
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ID:
511700
Weight:
0.86ct
Size:
5.6 x 5.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
51.08
Item in Stock
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ID:
659278
Weight:
31.64ct
Size:
35.6 x 22.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
75.94
Item in Stock
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ID:
675954
Weight:
5.39ct
Size:
13.5 x 10.8 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
32.34
Item in Stock
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ID:
602869
Weight:
3.39ct
Size:
12 x 10 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
31.32
Item in Stock
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ID:
710440
Weight:
2.28ct
Size:
8.6 x 6.5 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
40.85
Item in Stock
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ID:
608205
Weight:
2.04ct (total)
Size:
8 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
67.32
Item in Stock
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ID:
558526
Weight:
2.29ct (total)
Size:
7 x 5 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
8.71
Item in Stock
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ID:
684596
Weight:
13.64ct
Size:
23.2 x 17.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
13.58
Item in Stock
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ID:
526634
Weight:
2.42ct
Size:
9 x 7 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
25.56
Item in Stock
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ID:
603000
Weight:
2.55ct
Size:
8.5 x 6.9 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
168.30
Item in Stock
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ID:
431638
Weight:
1.48ct (total)
Size:
5 x 5 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
15.61
Item in Stock
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ID:
460923
Weight:
4.09ct
Size:
12 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
37.79
Item in Stock
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ID:
363881
Weight:
13.44ct (total)
Size:
14 x 10 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
88.70
Item in Stock
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ID:
407746
Weight:
5.50ct
Size:
12 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
217.80
Item in Stock
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ID:
416381
Weight:
1.21ct
Size:
18.9 x 3.4 mm
Clarity:
VS
Content:
1 pc
Price:
$
38.33
Item in Stock
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ID:
331763
Weight:
12.11ct (total)
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
4 pcs
Price:
$
79.93
Item in Stock
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ID:
704645
Weight:
1.48ct
Size:
10 x 8 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
44.40
Item in Stock
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ID:
366564
Weight:
1.12ct
Size:
7.2 x 5.8 mm
Clarity:
VVS
Content:
1 pc
Price:
$
157.25
Item in Stock
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ID:
693081
Weight:
26.13ct
Size:
20 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
219.49
Item in Stock
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ID:
748892
Weight:
0.79ct
Size:
5.5 x 4.7 mm
Clarity:
SI
Content:
1 pc
Price:
$
474.00
Item in Stock
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ID:
326201
Weight:
1.86ct
Size:
7.5 mm (calibrated)
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
6.62
Item in Stock
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ID:
720152
Weight:
1.58ct
Size:
7.7 x 5.3 mm
Clarity:
VS
Content:
1 pc
Price:
$
152.08
Item in Stock
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ID:
438015
Weight:
1.12ct
Size:
19.7 x 3 mm
Clarity:
VS
Content:
1 pc
Price:
$
36.96
Item in Stock
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ID:
642273
Weight:
3.71ct
Size:
11 x 9 mm (calibrated)
Clarity:
Transparent
Content:
1 pc
Price:
$
26.71
Item in Stock
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ID:
439628
Weight:
5.88ct
Size:
16.2 x 10.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
116.42
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 good
Posted By DouscheGift in August, 2025
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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
Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.
Posted By Darkstar in June, 2025
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Overall Rating -> 8
Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use
Posted By DrD in May, 2025
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Overall Rating -> 8
everything was fine
Posted By Marc in January, 2025
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Overall Rating -> 10
Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.
Posted By Happy Customer in June, 2025
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Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
Posted By Becky in October, 2025
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Overall Rating -> 8
It was a good interaction I got a good gemstone for cheap
Posted By Jon in December, 2025
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Overall Rating -> 10
When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.
Posted By LeAnn in April, 2025
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