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

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ID: 411749
Weight: 1.37ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 63.30
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ID: 519984
Weight: 48.66ct
Size: 21.3 x 18.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.17
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ID: 645895
Weight: 37.39ct
Size: 32.2 x 24.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 116.65
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ID: 314069
Weight: 2.71ct
Size: 8.4 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 17.17
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ID: 672540
Weight: 1.08ct
Size: 6.7 x 4.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.89
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ID: 349478
Weight: 1.39ct
Size: 7.5 x 6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 192.66
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ID: 501672
Weight: 102.41ct
Size: 49.2 x 32.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.21
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ID: 645790
Weight: 23.11ct
Size: 21.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.03
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ID: 569264
Weight: 2.55ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 42.24
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ID: 609893
Weight: 8.43ct
Size: 18.4 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.23
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ID: 559198
Weight: 2.34ct
Size: 8.3 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 52.34
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ID: 403963
Weight: 6.12ct
Size: 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.32
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ID: 692428
Weight: 23.05ct
Size: 16 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.44
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ID: 363842
Weight: 52.74ct
Size: 36.5 x 25.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.30
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ID: 522183
Weight: 13.51ct
Size: 23.4 x 13.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 107.00
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ID: 447676
Weight: 1.42ct
Size: 8.8 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 902.22
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ID: 517047
Weight: 1.25ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.25
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ID: 363517
Weight: 34.74ct
Size: 41.4 x 26.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.49
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ID: 631645
Weight: 6.49ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 77.88
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ID: 619200
Weight: 18.92ct (total)
Size: 16.1 x 14 mm
Clarity: VS
Content: 2 pcs
Price: $ 79.71
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ID: 572426
Weight: 12.71ct (total)
Size: 14.9 x 11 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 41.94
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ID: 699678
Weight: 10.55ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.87
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ID: 565126
Weight: 0.15ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 328.36
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ID: 599331
Weight: 14.22ct
Size: 16 x 16 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 46.93
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ID: 559004
Weight: 2.15ct
Size: 9 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 44.12
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ID: 690769
Weight: 4.33ct
Size: 11 x 9 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 259.80
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ID: 415934
Weight: 2.06ct
Size: 8.4 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 88.37
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ID: 518172
Weight: 6.25ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.87
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ID: 565409
Weight: 6.07ct
Size: 15.2 x 10.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.03
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ID: 515850
Weight: 3.78ct
Size: 13.6 x 10 mm
Clarity: Translucent
Content: 1 pc
Price: $ 99.79
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ID: 486196
Weight: 10.95ct
Size: 16.7 x 13.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 91.98
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ID: 478160
Weight: 1.14ct
Size: 9.9 x 6.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 125.40
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ID: 545011
Weight: 3.27ct
Size: 10.7 x 6.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 248.19
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ID: 438378
Weight: 13.79ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.61
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ID: 682992
Weight: 24.44ct
Size: 29 x 13.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 234.62
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ID: 602278
Weight: 2.53ct
Size: 8 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 83.50
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ID: 689156
Weight: 4.37ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 20.06
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ID: 525631
Weight: 1.90ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 292.60
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ID: 409936
Weight: 10.12ct
Size: 17.7 x 10.1 mm
Clarity: VS
Content: 1 pc
Price: $ 345.31
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ID: 329090
Weight: 36.10ct
Size: 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 50.83
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ID: 595005
Weight: 10.51ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 138.73
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ID: 418394
Weight: 10.80ct
Size: 13 x 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.84
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ID: 691406
Weight: 45.90ct
Size: 26.1 x 18.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 1,521.86
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ID: 532239
Weight: 7.57ct
Size: 12.9 x 10.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 54.96
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ID: 685920
Weight: 36.98ct
Size: 31 x 25.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.97
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ID: 351543
Weight: 28.16ct
Size: 29 x 19.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 123.90
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ID: 597584
Weight: 9.60ct
Size: 16 x 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 63.36
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ID: 604646
Weight: 19.12ct
Size: 24 x 14.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 94.64
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ID: 714548
Weight: 0.58ct
Size: 5.3 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 1,392.00
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ID: 674982
Weight: 18.17ct
Size: 24.8 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.63
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ID: 410344
Weight: 2.36ct (total)
Size: 7.5 x 5.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 11.27
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ID: 379667
Weight: 3.44ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 181.63
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ID: 390039
Weight: 1.35ct
Size: 10.5 x 3.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 87.47
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ID: 447905
Weight: 123.42ct
Size: 65.1 x 33.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 162.91
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ID: 498598
Weight: 1.10ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 58.08
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ID: 670137
Weight: 9.72ct
Size: 16.4 x 10.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 167.84
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ID: 394015
Weight: 58.74ct
Size: 31.5 x 25 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.61
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ID: 467957
Weight: 1.75ct
Size: 8 x 6.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 94.50
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ID: 694257
Weight: 13.03ct
Size: 26 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.58
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ID: 512017
Weight: 21.49ct
Size: 26.8 x 15.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 28.10
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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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

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

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier 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

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
Source: Bizrate

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

Enjoyed shopping.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier 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