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

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ID: 683367
Weight: 7.39ct
Size: 13.4 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.46
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ID: 713913
Weight: 18.16ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 152.54
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ID: 622736
Weight: 1.76ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 29.57
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ID: 470984
Weight: 46.55ct (total)
Size: 19.1 x 20.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 94.97
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ID: 492282
Weight: 7.60ct
Size: 20.1 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.96
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ID: 711647
Weight: 2.49ct
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.64
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ID: 391180
Weight: 25.56ct (total)
Size: 28.6 x 13 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 50.60
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ID: 688144
Weight: 5.23ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.31
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ID: 400519
Weight: 1.02ct
Size: 7.6 x 6.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 114.83
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ID: 460582
Weight: 0.73ct
Size: 8 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 77.09
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ID: 727962
Weight: 2.96ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 7.10
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ID: 721000
Weight: 0.50ct
Size: 8.2 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.20
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ID: 568304
Weight: 3.37ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.34
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ID: 431824
Weight: 2.71ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 28.58
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ID: 708445
Weight: 1.12ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.14
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ID: 678179
Weight: 3.20ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.68
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ID: 395044
Weight: 3.58ct
Size: 9.6 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 23.63
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ID: 406692
Weight: 15.24ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 60.35
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ID: 720346
Weight: 1.07ct
Size: 7.4 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 102.98
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ID: 664266
Weight: 1.68ct
Size: 9.3 x 7.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 12.10
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ID: 385666
Weight: 4.69ct (total)
Size: 4.5 x 4.5 mm
Clarity: VVS-VS
Content: 10 pcs
Price: $ 30.96
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ID: 474703
Weight: 1.98ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.30
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ID: 424995
Weight: 1.86ct
Size: 16.9 x 3.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 49.10
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ID: 618050
Weight: 10.81ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 28.54
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ID: 725009
Weight: 10.02ct
Size: 14.8 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.42
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ID: 672928
Weight: 1.23ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 4.43
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ID: 719611
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.22
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ID: 386700
Weight: 5.46ct
Size: 20.1 x 9.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 44.16
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ID: 708455
Weight: 1.59ct
Size: 8.2 x 6.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 32.83
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ID: 469324
Weight: 29.31ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.63
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ID: 697171
Weight: 0.71ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.26
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ID: 684816
Weight: 19.46ct
Size: 23.6 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.38
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ID: 659549
Weight: 1.19ct
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.86
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ID: 696045
Weight: 0.22ct
Size: 4 x 2.8 mm
Clarity: VS
Content: 1 pc
Price: $ 7.92
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ID: 700736
Weight: 56.77ct
Size: 34.2 x 24.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.66
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ID: 592188
Weight: 0.63ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Price: $ 20.80
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ID: 724867
Weight: 1.47ct
Size: 10.6 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 61.74
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ID: 389257
Weight: 0.67ct
Size: 9.3 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 28.85
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ID: 334300
Weight: 15.59ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.10
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ID: 388791
Weight: 1.25ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 80.26
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ID: 545052
Weight: 0.79ct (total)
Size: 5.4 x 3.5 mm
Clarity: SI-I1
Content: 2 pcs
Price: $ 20.86
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ID: 626628
Weight: 16.29ct
Size: 17.7 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 85.37
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ID: 511316
Weight: 2.56ct
Size: 9.2 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 47.86
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ID: 478446
Weight: 1.40ct (total)
Size: 5.8 x 4.2 mm
Clarity: VS-SI
Content: 3 pcs
Price: $ 184.80
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ID: 669265
Weight: 7.31ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.31
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ID: 465975
Weight: 7.27ct
Size: 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.40
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ID: 640027
Weight: 2.11ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 52.92
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ID: 724935
Weight: 19.16ct
Size: 23.8 x 13 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.98
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ID: 365175
Weight: 1.84ct
Size: 18.7 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.46
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ID: 708229
Weight: 2.91ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.82
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ID: 363877
Weight: 13.57ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 89.57
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ID: 450741
Weight: 3.62ct
Size: 12 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 33.44
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ID: 600540
Weight: 2.66ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.58
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ID: 454185
Weight: 0.63ct
Size: 9.3 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.62
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ID: 663715
Weight: 93.86ct
Size: 35.2 x 28.1 mm
Clarity: IF
Content: 1 pc
Price: $ 790.68
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ID: 650498
Weight: 9.58ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.78
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ID: 479742
Weight: 5.46ct (total)
Size: 5.2 x 4.9 mm
Clarity: Translucent
Content: 20 pcs
Price: $ 7.64
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ID: 631673
Weight: 1.11ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 33.30
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ID: 687196
Weight: 0.98ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 21.17
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ID: 660589
Weight: 2.82ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.38
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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 -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 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 -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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 -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 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 -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 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