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

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ID: 428168
Weight: 3.86ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.19
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ID: 475065
Weight: 1.79ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.54
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ID: 435439
Weight: 4.91ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 32.41
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ID: 485313
Weight: 6.14ct
Size: 15 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.21
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ID: 551523
Weight: 26.04ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 39.19
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ID: 673573
Weight: 12.07ct
Size: 14 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 217.26
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ID: 707859
Weight: 5.02ct
Size: 12.8 x 10.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.14
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ID: 495456
Weight: 17.47ct (total)
Size: 18.6 x 11.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 24.91
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ID: 726154
Weight: 0.38ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 3.65
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ID: 385558
Weight: 5.71ct (total)
Size: 14.9 x 7.6 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 50.72
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ID: 671197
Weight: 8.81ct
Size: 19.6 x 12 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.73
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ID: 693981
Weight: 2.52ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 83.56
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ID: 537521
Weight: 1.05ct
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.06
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ID: 411603
Weight: 2.75ct
Size: 10.2 x 7.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 165.00
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ID: 463849
Weight: 10.34ct
Size: 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.47
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ID: 463437
Weight: 4.09ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 54.14
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ID: 526126
Weight: 6.35ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 59.77
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ID: 476899
Weight: 43.21ct (total)
Size: 30.1 x 17.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 73.01
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ID: 672435
Weight: 2.69ct
Size: 9.4 x 7.7 mm
Clarity: VS
Content: 1 pc
Price: $ 64.56
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ID: 681804
Weight: 11.93ct
Size: 24.6 x 9.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 114.53
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ID: 461036
Weight: 4.15ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.35
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ID: 329383
Weight: 0.58ct
Size: 6.1 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 68.90
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ID: 456729
Weight: 1.72ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.89
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ID: 549166
Weight: 2.63ct
Size: 8.5 x 8.4 mm
Clarity: VS
Content: 1 pc
Price: $ 17.36
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ID: 654810
Weight: 28.68ct
Size: 24.5 x 24.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.60
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ID: 568504
Weight: 3.77ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 36.18
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ID: 533512
Weight: 2.10ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.69
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ID: 448269
Weight: 1.62ct
Size: 7.5 mm (calibrated)
Clarity: VVS-VS
Price: $ 8.56
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ID: 716423
Weight: 3.58ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.37
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ID: 721914
Weight: 0.57ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.26
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ID: 733141
Weight: 3.54ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.99
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ID: 344685
Weight: 73.11ct
Size: 33.2 x 26.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.76
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ID: 438760
Weight: 2.74ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 53.71
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ID: 685484
Weight: 14.37ct
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 20.69
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ID: 478182
Weight: 8.35ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 76.50
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ID: 701896
Weight: 7.82ct
Size: 13.2 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.92
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ID: 692169
Weight: 0.47ct
Size: 4.7 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 28.20
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ID: 479621
Weight: 2.05ct (total)
Size: 10.2 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 21.65
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ID: 537704
Weight: 1.45ct
Size: 12.2 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 110.06
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ID: 526037
Weight: 1.07ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.25
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ID: 657316
Weight: 1.53ct
Size: 6 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.84
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ID: 726063
Weight: 0.42ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.03
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ID: 566302
Weight: 4.94ct
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.60
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ID: 590853
Weight: 44.80ct
Size: 26.6 x 21.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 295.68
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ID: 730310
Weight: 2.30ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 20.59
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ID: 671456
Weight: 14.01ct
Size: 22.3 x 14.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.14
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ID: 522208
Weight: 33.48ct
Size: 40.9 x 27.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.03
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ID: 714223
Weight: 0.75ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 22.50
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ID: 431057
Weight: 1.61ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 16.98
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ID: 733055
Weight: 0.45ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 3.78
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ID: 730317
Weight: 2.76ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.71
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ID: 720979
Weight: 0.54ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.72
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ID: 451156
Weight: 1.42ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 13.12
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ID: 432384
Weight: 1.87ct
Size: 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 53.48
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ID: 655029
Weight: 3.01ct
Size: 14.9 x 7 mm
Clarity: VVS
Content: 1 pc
Price: $ 25.28
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ID: 724952
Weight: 0.72ct
Size: 5.9 x 3.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 30.24
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ID: 674108
Weight: 16.25ct
Size: 21.3 x 12.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 292.50
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ID: 727880
Weight: 1.16ct
Size: 6.3 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.96
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ID: 497048
Weight: 2.07ct
Size: 9 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 37.19
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ID: 505348
Weight: 2.72ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 22.85
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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 found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

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 -> 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

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 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 found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

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 -> 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

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 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