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

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ID: 490995
Weight: 11.75ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 34.58
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ID: 698566
Weight: 3.18ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.71
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ID: 501187
Weight: 5.28ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 40.66
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ID: 672910
Weight: 8.84ct (total)
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.92
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ID: 519611
Weight: 1.21ct
Size: 10.3 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 111.80
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ID: 501314
Weight: 2.53ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.04
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ID: 465246
Weight: 3.57ct
Size: 13.8 x 9.6 mm
Clarity: VS
Content: 1 pc
Price: $ 31.25
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ID: 384212
Weight: 7.10ct
Size: 17.9 x 7.8 mm
Clarity: VS
Content: 1 pc
Price: $ 1,004.77
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ID: 497274
Weight: 3.04ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 36.12
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ID: 727332
Weight: 0.88ct
Size: 6 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 15.84
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ID: 602989
Weight: 9.00ct
Size: 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 118.80
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ID: 648308
Weight: 1.17ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.68
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ID: 413126
Weight: 3.79ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 100.06
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ID: 489355
Weight: 3.12ct (total)
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 61.78
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ID: 477084
Weight: 1.59ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 12.59
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ID: 606046
Weight: 18.70ct
Size: 17.6 x 15.5 mm
Clarity: VS
Content: 1 pc
Price: $ 172.79
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ID: 505352
Weight: 1.99ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.72
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ID: 696600
Weight: 37.20ct
Size: 26.5 x 18.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 66.96
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ID: 418278
Weight: 10.60ct (total)
Size: 15.2 x 10.7 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 19.08
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ID: 669631
Weight: 14.58ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.74
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ID: 422949
Weight: 40.23ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 42.48
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ID: 328625
Weight: 20.08ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.81
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ID: 544605
Weight: 0.66ct
Size: 5.9 x 4.6 mm
Clarity: SI
Content: 1 pc
Price: $ 34.85
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ID: 696799
Weight: 0.67ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 4.02
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ID: 365384
Weight: 2.15ct
Size: 8.4 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 63.04
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ID: 323099
Weight: 20.14ct
Size: 18.5 x 15 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.24
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ID: 534183
Weight: 2.25ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.68
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ID: 724588
Weight: 0.91ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.30
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ID: 416281
Weight: 1.25ct
Size: 16.6 x 3.1 mm
Clarity: VS
Content: 1 pc
Price: $ 39.60
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ID: 393617
Weight: 6.77ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.69
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ID: 472843
Weight: 7.02ct
Size: 21.7 x 10.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 92.66
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ID: 660333
Weight: 3.26ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 7.86
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ID: 724736
Weight: 0.70ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.00
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ID: 734747
Weight: 9.66ct
Size: 17.4 x 11.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 405.72
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ID: 692165
Weight: 1.19ct
Size: 6.4 x 5.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 71.40
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ID: 427598
Weight: 2.24ct (total)
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 17.74
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ID: 371799
Weight: 5.77ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 38.09
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ID: 715822
Weight: 1.27ct
Size: 8 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.19
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ID: 696874
Weight: 10.83ct (total)
Size: 15 x 9.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 77.98
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ID: 710972
Weight: 21.33ct
Size: 23.4 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.49
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ID: 688169
Weight: 14.88ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.86
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ID: 449503
Weight: 1.08ct
Size: 14.6 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.77
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ID: 621012
Weight: 19.29ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 50.93
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ID: 559511
Weight: 1.60ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 32.84
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ID: 712347
Weight: 3.49ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.30
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ID: 505359
Weight: 1.89ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.46
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ID: 551611
Weight: 0.83ct
Size: 7 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.13
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ID: 427327
Weight: 1.28ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.51
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ID: 697084
Weight: 0.56ct (total)
Size: 3.7 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 12.10
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ID: 385073
Weight: 10.31ct
Size: 22.4 x 12.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 92.95
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ID: 464386
Weight: 3.54ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 32.71
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ID: 505879
Weight: 1.68ct
Size: 16.2 x 6.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 70.56
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ID: 686699
Weight: 2.93ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.52
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ID: 564814
Weight: 3.67ct
Size: 11.8 x 9.6 mm
Clarity: VS
Content: 1 pc
Price: $ 24.23
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ID: 613441
Weight: 0.56ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.39
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ID: 706923
Weight: 2.33ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.59
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ID: 699809
Weight: 7.65ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.12
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ID: 493526
Weight: 4.49ct (total)
Size: 7.1 x 5.3 mm
Clarity: Translucent
Content: 5 pcs
Price: $ 41.48
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ID: 543855
Weight: 0.94ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.69
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ID: 392338
Weight: 6.46ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.64
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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 was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

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

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been buying gems for several years off and on and love their selection and great low prices. I started out wanting to get an example of each type of gem but after looking at all the types of gems and reading about them I realize it is almost impossible for me to do. It took me years just to read about them all. Gem Select is the best gem site you can find. For information or to buy. Steve M.

Posted By Stevee M. in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 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 -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 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

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

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

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been buying gems for several years off and on and love their selection and great low prices. I started out wanting to get an example of each type of gem but after looking at all the types of gems and reading about them I realize it is almost impossible for me to do. It took me years just to read about them all. Gem Select is the best gem site you can find. For information or to buy. Steve M.

Posted By Stevee M. in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 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 -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 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