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

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ID: 689011
Weight: 4.30ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 23.69
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ID: 556114
Weight: 2.70ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 102.32
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ID: 640583
Weight: 1.16ct
Size: 6.8 x 6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.66
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ID: 603130
Weight: 2.68ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 176.88
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ID: 715442
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.82
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ID: 470928
Weight: 2.68ct
Size: 8.5 x 7.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.23
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ID: 722152
Weight: 4.66ct
Size: 15.2 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.78
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ID: 464421
Weight: 4.23ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 35.53
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ID: 707128
Weight: 1.21ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.90
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ID: 480938
Weight: 3.31ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 27.80
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ID: 542597
Weight: 0.47ct
Size: 5.7 x 4.3 mm
Clarity: VS
Content: 1 pc
Price: $ 20.96
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ID: 462257
Weight: 3.19ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.06
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ID: 436210
Weight: 3.97ct
Size: 14.1 x 7.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 12.90
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ID: 426799
Weight: 7.87ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 36.35
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ID: 454565
Weight: 2.61ct
Size: 9.9 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 172.26
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ID: 499382
Weight: 2.15ct (total)
Size: 7.1 x 4.7 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 8.52
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ID: 490295
Weight: 1.56ct
Size: 6.8 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 128.50
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ID: 450740
Weight: 3.76ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.74
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ID: 514934
Weight: 11.15ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.34
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ID: 464306
Weight: 3.98ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 36.78
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ID: 477567
Weight: 2.04ct (total)
Size: 5 mm (calibrated)
Clarity: Translucent
Content: 5 pcs
Price: $ 52.16
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ID: 541562
Weight: 3.42ct (total)
Size: 7.9 x 6.3 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 68.71
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ID: 670121
Weight: 1.25ct
Size: 7 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 723.00
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ID: 601881
Weight: 11.30ct (total)
Size: 23.4 x 7.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 60.11
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ID: 724677
Weight: 0.34ct
Size: 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 57.12
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ID: 519912
Weight: 1.65ct
Size: 11.6 x 4.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 150.29
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ID: 479943
Weight: 4.84ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 44.72
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ID: 600315
Weight: 2.01ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.27
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ID: 688989
Weight: 1.30ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.48
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ID: 726936
Weight: 0.74ct
Size: 7.2 x 5.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 22.20
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ID: 500225
Weight: 1.31ct
Size: 12.2 x 5.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 12.11
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ID: 695043
Weight: 40.69ct
Size: 30.7 x 25.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.46
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ID: 381927
Weight: 3.54ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 20 pcs
Price: $ 187.33
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ID: 635836
Weight: 7.66ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.43
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ID: 517931
Weight: 1.76ct
Size: 8.1 x 6.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 31.68
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ID: 508370
Weight: avg. 0.47 ct / each
Size: 8.1 x 4.2 mm
Clarity: VVS-VS
Price: $ 3.09
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ID: 408816
Weight: 8.83ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.79
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ID: 410374
Weight: 4.68ct (total)
Size: 7.5 x 5 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 22.36
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ID: 460925
Weight: 4.96ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 45.83
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ID: 622329
Weight: 0.91ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.29
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ID: 640100
Weight: 0.72ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.78
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ID: 353352
Weight: 4.57ct (total)
Size: 5.7 x 3.6 mm
Clarity: VS-SI
Content: 10 pcs
Price: $ 96.52
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ID: 715806
Weight: 0.55ct
Size: 5.8 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 34.98
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ID: 685236
Weight: 17.86ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 76.51
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ID: 737131
Weight: 2.30ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 103.50
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ID: 462487
Weight: 1.42ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 68.16
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ID: 723724
Weight: 1.52ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.16
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ID: 438682
Weight: 1.63ct
Size: 6.5 mm (calibrated)
Clarity: VS
Price: $ 43.03
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ID: 472340
Weight: 11.60ct
Size: 15.7 x 13 mm
Clarity: Translucent
Content: 1 pc
Price: $ 107.18
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ID: 463246
Weight: 1.35ct
Size: 11.9 x 5.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.87
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ID: 635361
Weight: 1.89ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Price: $ 15.88
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ID: 350390
Weight: 2.56ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 58.60
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ID: 601129
Weight: 3.89ct (total)
Size: 12 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.68
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ID: 242293
Weight: 0.94ct
Size: 6.2 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 55.84
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ID: 687199
Weight: 0.15ct
Size: 2.7 x 2.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.20
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ID: 566182
Weight: 2.12ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.22
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ID: 730232
Weight: 28.23ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.10
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ID: 379837
Weight: 2.90ct (total)
Size: 4.7 x 3.9 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 164.30
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ID: 592295
Weight: 0.64ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.12
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ID: 646980
Weight: 11.20ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.72
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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

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
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

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 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 -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 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

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
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

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
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

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 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 -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 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

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
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