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Loose Untreated Gemstones: Certified Natural Gems for Collectors and Jewelry, Wholesale Untreated Stones

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ID: 657872
Weight: 0.84ct
Size: 6.5 x 4.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.03
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ID: 463126
Weight: 5.28ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 41.82
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ID: 715823
Weight: 1.37ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.15
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ID: 692514
Weight: 22.70ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 190.68
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ID: 668874
Weight: 9.25ct
Size: 23.7 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 199.80
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ID: 649046
Weight: 2.25ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.94
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ID: 708389
Weight: 1.18ct
Size: 7 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.37
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ID: 516602
Weight: 21.92ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.75
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ID: 422570
Weight: 10.09ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 39.96
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ID: 408315
Weight: 9.40ct
Size: 13 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 22.21
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ID: 648865
Weight: 6.22ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 11.20
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ID: 472333
Weight: 7.64ct
Size: 14.2 x 11.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 70.60
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ID: 422795
Weight: 0.75ct
Size: 5.6 x 4.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 23.97
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ID: 435341
Weight: 2.44ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 22.55
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ID: 712038
Weight: 0.56ct
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 1.49
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ID: 695214
Weight: 6.70ct
Size: 12.6 x 9.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 201.00
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ID: 731033
Weight: 13.60ct (total)
Size: 21.3 x 12.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 9.30
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ID: 542107
Weight: 1.33ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.54
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ID: 595295
Weight: 19.88ct (total)
Size: 22.5 x 10.6 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 52.49
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ID: 472700
Weight: 5.01ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 69.37
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ID: 604474
Weight: 3.26ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 94.67
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ID: 450974
Weight: 1.64ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.16
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ID: 470806
Weight: 6.61ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 305.39
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ID: 560070
Weight: 2.25ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 50.50
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ID: 500035
Weight: 1.37ct
Size: 12 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 12.66
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ID: 478979
Weight: 6.24ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 7.93
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ID: 691220
Weight: 0.52ct
Size: 4.5 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 43.68
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ID: 689121
Weight: 0.88ct
Size: 6.7 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 8.45
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ID: 700956
Weight: 0.50ct
Size: 6.7 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.54
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ID: 482274
Weight: 2.72ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.61
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ID: 523150
Weight: 13.03ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 86.00
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ID: 732832
Weight: 0.54ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.68
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ID: 610071
Weight: 26.77ct
Size: 20 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.44
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ID: 333638
Weight: 17.46ct (total)
Size: 15.3 x 11.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 253.52
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ID: 474116
Weight: 1.75ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.18
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ID: 714413
Weight: 0.61ct
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.94
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ID: 708439
Weight: 1.75ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.14
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ID: 555395
Weight: 1.42ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 53.82
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ID: 606785
Weight: 2.53ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.68
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ID: 545075
Weight: 0.79ct
Size: 5.7 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 35.35
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ID: 697641
Weight: 17.48ct
Size: 20.2 x 11.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.95
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ID: 465836
Weight: 1.80ct
Size: 11.9 x 6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.01
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ID: 424767
Weight: 0.66ct
Size: 5 x 4.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.14
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ID: 446610
Weight: 7.75ct
Size: 15.2 x 11.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 25.58
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ID: 544003
Weight: 0.93ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.59
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ID: 519925
Weight: 1.69ct
Size: 8 x 6.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 33.47
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ID: 503523
Weight: 3.54ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 8 pcs
Price: $ 32.71
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ID: 635472
Weight: 1.58ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 43.78
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ID: 459624
Weight: 3.94ct
Size: 11 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.20
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ID: 391543
Weight: 5.92ct
Size: 19.9 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 93.77
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ID: 688224
Weight: 0.21ct
Size: 3.7 mm
Clarity: VS
Content: 1 pc
Price: $ 13.86
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ID: 688717
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.98
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ID: 694233
Weight: 0.69ct
Size: 10.6 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 20.70
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ID: 315237
Weight: 1.61ct
Size: 11.2 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 89.26
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ID: 457914
Weight: 0.92ct
Size: 8.6 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 97.15
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ID: 672598
Weight: 5.28ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.89
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ID: 656141
Weight: 21.42ct
Size: 29.4 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 109.50
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ID: 451296
Weight: 1.60ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 14.78
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ID: 394963
Weight: 1.05ct
Size: 8.9 x 5.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 51.61
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ID: 446635
Weight: 4.97ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.39
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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 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

Why Choose Loose Untreated Gemstones?

Selecting loose untreated gemstones ensures you’re investing in authentic, natural beauty. Gems like unheated sapphires, untreated rubies, and unenhanced diamonds retain their original allure, free from artificial enhancements. These certified untreated gems are ideal for those seeking unique, ethical, and high-quality stones for custom jewelry or collections.

Perfect for Engagement Rings and Collectors

Our untreated gemstones, including GIA-certified natural gems, are highly sought after for engagement rings and collector’s pieces. With options like unheated topaz and virgin untreated stones, you can create a timeless design that reflects your individual style. Each gem is carefully selected for its purity and brilliance.

Rare and Exquisite Natural Gems

From authentic untreated crystals to precious untreated gemstones, our collection offers something for every taste. These rare untreated gems for collectors are perfect for showcasing the natural beauty of stones like unheated and untreated stones that remain untouched by enhancements, preserving their natural value and appeal.

Quality Assurance You Can Trust

Every stone in our selection of loose untreated gemstones is thoroughly inspected to meet the highest standards. Whether you’re looking for untreated gemstones for engagement rings or certified untreated gems for a special project, our collection ensures authenticity and unparalleled quality.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

there are a large number of gems to choose from i have ordered before and these objects are precious to me that my light reflect in them and fills the stones they are there when i need to reflect on life

Posted By Kickbass.2 in January, 2025
Source: Bizrate

FAQ's

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.

Enlarged Gemstone Image