Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones
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Clear All
ID:
713914
Weight:
18.54ct
Size:
20 x 15 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
155.74
Item in Stock
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ID:
494009
Weight:
4.16ct
Size:
11.8 x 8.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.48
Item in Stock
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ID:
482177
Weight:
2.10ct
Size:
8.5 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
15.14
Item in Stock
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ID:
723465
Weight:
1.70ct
Size:
7.5 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.60
Item in Stock
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ID:
692394
Weight:
17.68ct
Size:
26.4 x 15.6 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
16.97
Item in Stock
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ID:
699239
Weight:
2.24ct
Size:
7.9 x 6.8 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
13.44
Item in Stock
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ID:
434834
Weight:
43.72ct
Size:
31.3 x 25.1 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
86.57
Item in Stock
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ID:
712541
Weight:
3.72ct
Size:
12 x 8 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
9.91
Item in Stock
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ID:
479005
Weight:
2.25ct (total)
Size:
10.1 x 5.1 mm
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
23.76
Item in Stock
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ID:
679331
Weight:
2.71ct
Size:
10 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
22.76
Item in Stock
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ID:
712340
Weight:
1.12ct
Size:
8.1 x 5.2 mm
Clarity:
Translucent
Content:
1 pc
Price:
$
2.99
Item in Stock
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ID:
697712
Weight:
0.38ct
Size:
3.8 mm
Clarity:
VS
Content:
1 pc
Price:
$
8.21
Item in Stock
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ID:
587796
Weight:
15.68ct
Size:
14 x 14 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
17.39
Item in Stock
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ID:
370315
Weight:
12.50ct
Size:
20 x 15 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
39.76
Item in Stock
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ID:
387139
Weight:
5.05ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS
Content:
1 pc
Price:
$
40.00
Item in Stock
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ID:
622740
Weight:
0.37ct
Size:
4.6 x 4 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.42
Item in Stock
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ID:
720254
Weight:
1.02ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
146.88
Item in Stock
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ID:
543758
Weight:
0.88ct (total)
Size:
4 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
8.14
Item in Stock
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ID:
546661
Weight:
1.87ct
Size:
8 x 8 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
14.81
Item in Stock
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ID:
465964
Weight:
7.04ct
Size:
13 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
13.94
Item in Stock
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ID:
456534
Weight:
1.73ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
15.98
Item in Stock
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ID:
679345
Weight:
avg. 4.51 ct / each
Size:
12 x 10 mm (calibrated)
Clarity:
Opaque
Price:
$
32.22
Item in Stock
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ID:
389708
Weight:
4.96ct (total)
Size:
8 x 7.1 mm
Clarity:
Transparent
Content:
2 pcs
Price:
$
32.74
Item in Stock
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ID:
693538
Weight:
0.57ct
Size:
5.7 x 4.3 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
34.20
Item in Stock
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ID:
483670
Weight:
1.25ct
Size:
6.5 x 5.9 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
99.00
Item in Stock
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ID:
344932
Weight:
18.33ct
Size:
16.7 x 14.9 mm
Clarity:
Transparent/Translucent
Content:
1 pc
Price:
$
29.70
Item in Stock
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ID:
408065
Weight:
2.26ct
Size:
10.3 x 7.6 mm
Clarity:
VS
Content:
1 pc
Price:
$
74.58
Item in Stock
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ID:
291483
Weight:
9.35ct
Size:
24.7 x 10.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
33.94
Item in Stock
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ID:
743996
Weight:
36.92ct
Size:
19 x 19 mm (calibrated)
Clarity:
IF
Content:
1 pc
Price:
$
738.40
Item in Stock
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ID:
689088
Weight:
1.93ct (total)
Size:
9.1 x 5.1 mm
Clarity:
VS
Content:
2 pcs
Price:
$
18.53
Item in Stock
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ID:
720759
Weight:
0.49ct
Size:
8 x 4 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
4.12
Item in Stock
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ID:
574629
Weight:
7.36ct
Size:
16.9 x 9.7 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
66.65
Item in Stock
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ID:
494204
Weight:
3.73ct
Size:
12 x 10 mm (calibrated)
Clarity:
Translucent
Content:
1 pc
Price:
$
26.74
Item in Stock
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ID:
427572
Weight:
2.46ct (total)
Size:
6 x 4 mm (calibrated)
Clarity:
VVS-VS
Content:
6 pcs
Price:
$
16.24
Item in Stock
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ID:
544252
Weight:
1.14ct
Size:
7.7 x 7.6 mm
Clarity:
VVS-VS
Price:
$
8.50
Item in Stock
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ID:
392851
Weight:
6.76ct (total)
Size:
12 x 8 mm (calibrated)
Clarity:
Transparent
Content:
2 pcs
Price:
$
44.62
Item in Stock
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ID:
428576
Weight:
3.42ct (total)
Size:
8 mm (calibrated)
Clarity:
VS
Content:
2 pcs
Price:
$
9.02
Item in Stock
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ID:
540083
Weight:
1.42ct
Size:
6 x 6 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
28.69
Item in Stock
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ID:
712236
Weight:
2.83ct (total)
Size:
10 x 5 mm (calibrated)
Clarity:
Translucent
Content:
2 pcs
Price:
$
7.54
Item in Stock
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ID:
622561
Weight:
1.16ct
Size:
7.3 x 5.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
24.40
Item in Stock
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ID:
737591
Weight:
7.54ct
Size:
11 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
45.24
Item in Stock
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ID:
705852
Weight:
0.71ct
Size:
6 x 6 mm (calibrated)
Clarity:
VVS
Price:
$
5.96
Item in Stock
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ID:
534238
Weight:
2.79ct
Size:
10 x 10 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
22.09
Item in Stock
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ID:
416375
Weight:
1.47ct
Size:
22.2 x 2.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
46.57
Item in Stock
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ID:
366373
Weight:
1.07ct
Size:
6.7 x 5.2 mm
Clarity:
VVS
Content:
1 pc
Price:
$
150.32
Item in Stock
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ID:
737547
Weight:
11.26ct
Size:
12 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
67.56
Item in Stock
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ID:
297169
Weight:
37.48ct
Size:
28.2 x 24.2 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
49.48
Item in Stock
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ID:
525364
Weight:
1.66ct
Size:
6.7 x 6.5 mm
Clarity:
VS
Content:
1 pc
Price:
$
306.77
Item in Stock
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ID:
662746
Weight:
1.41ct (total)
Size:
6 x 6 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
11.84
Item in Stock
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ID:
730038
Weight:
10.40ct
Size:
18 x 9.9 mm
Clarity:
VS-SI
Content:
1 pc
Price:
$
998.40
Item in Stock
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ID:
464005
Weight:
4.70ct
Size:
12 mm (calibrated)
Clarity:
VS
Content:
1 pc
Price:
$
9.31
Item in Stock
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ID:
559922
Weight:
5.01ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
46.30
Item in Stock
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ID:
730335
Weight:
0.80ct
Size:
10 x 3 mm
Clarity:
VVS
Content:
1 pc
Price:
$
48.00
Item in Stock
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ID:
699026
Weight:
3.53ct
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
29.65
Item in Stock
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ID:
559913
Weight:
4.38ct
Size:
12 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
40.48
Item in Stock
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ID:
465639
Weight:
4.48ct
Size:
14 x 10 mm (calibrated)
Clarity:
VVS-VS
Content:
1 pc
Price:
$
39.20
Item in Stock
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ID:
477181
Weight:
2.52ct
Size:
8.6 x 6.9 mm
Clarity:
Transparent
Content:
1 pc
Price:
$
18.14
Item in Stock
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ID:
697861
Weight:
6.58ct (total)
Size:
11 x 9 mm (calibrated)
Clarity:
VVS-VS
Content:
2 pcs
Price:
$
55.27
Item in Stock
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ID:
416162
Weight:
1.80ct
Size:
16 x 3.7 mm
Clarity:
VVS-VS
Content:
1 pc
Price:
$
57.02
Item in Stock
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ID:
686760
Weight:
0.24ct
Size:
5 x 3 mm (calibrated)
Clarity:
VS-SI
Content:
1 pc
Price:
$
11.52
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
looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones.
.
Posted By Steven M. in February, 2025
Source: Bizrate
Overall Rating -> 10
went well
Posted By Doug in May, 2025
Source: Bizrate
Overall Rating -> 9
Very easy to navigate with a great selection.
Posted By Bar181 in August, 2025
Source: Bizrate
Overall Rating -> 9
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Posted By Dafanatic in August, 2025
Source: Bizrate
Overall Rating -> 10
I love the product and the details about each of them.
Posted By Love It! in July, 2025
Source: Bizrate
Overall Rating -> 10
Good selection, trusted quality. What I have purchased has always been as discribed.
Posted By Sterling in November, 2024
Source: Bizrate
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
Posted By Britnee Rose in September, 2025
Source: Bizrate
Overall Rating -> 9
I love wide range of stones.
Always have my preference.
Posted By Ray in April, 2025
Source: Bizrate
Overall Rating -> 10
I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar
Posted By TheP in January, 2025
Source: Bizrate