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

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ID: 380736
Weight: 1.24ct
Size: 8.2 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.84
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ID: 721209
Weight: 0.50ct
Size: 8.4 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.20
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ID: 725427
Weight: 29.61ct
Size: 23.1 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 106.60
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ID: 654656
Weight: 3.16ct (total)
Size: 12 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 26.54
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ID: 731990
Weight: 1.05ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 40.32
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ID: 473422
Weight: 11.45ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.48
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ID: 667053
Weight: 7.83ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.33
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ID: 622782
Weight: 10.21ct (total)
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.91
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ID: 450920
Weight: 1.69ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.61
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ID: 416034
Weight: 3.19ct
Size: 28.4 x 3.6 mm
Clarity: VS
Content: 1 pc
Price: $ 114.84
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ID: 715564
Weight: 11.32ct
Size: 15 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 108.67
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ID: 399841
Weight: 3.54ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 174.62
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ID: 528136
Weight: 7.38ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 53.38
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ID: 673470
Weight: 7.40ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 44.40
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ID: 704545
Weight: 2.48ct
Size: 12.4 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 74.40
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ID: 418360
Weight: 8.55ct
Size: 16.7 x 10.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 16.92
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ID: 734802
Weight: 5.34ct
Size: 12.1 x 9.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 224.28
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ID: 688163
Weight: 1.60ct
Size: 8.4 x 6.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 1.92
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ID: 712000
Weight: 12.28ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.71
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ID: 700499
Weight: 58.62ct
Size: 38.6 x 30.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.66
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ID: 410198
Weight: 3.63ct (total)
Size: 7.1 x 4.4 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 17.34
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ID: 650091
Weight: 1.28ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.75
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ID: 429727
Weight: 2.68ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 53.06
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ID: 636881
Weight: 1.62ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.63
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ID: 737870
Weight: 0.96ct
Size: 6.2 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 48.00
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ID: 698909
Weight: 0.96ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 8.06
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ID: 645468
Weight: 35.04ct
Size: 28.8 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.02
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ID: 481495
Weight: 46.37ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.05
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ID: 585859
Weight: 19.23ct
Size: 20 x 15 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 126.92
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ID: 473789
Weight: 0.94ct
Size: 9.6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 68.24
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ID: 720152
Weight: 1.58ct
Size: 7.7 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 152.08
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ID: 553141
Weight: 1.94ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 43.84
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ID: 585679
Weight: 12.05ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 117.16
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ID: 661855
Weight: 7.65ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.18
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ID: 479447
Weight: 4.64ct (total)
Size: 10 x 5.1 mm
Clarity: VS
Content: 4 pcs
Price: $ 49.00
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ID: 499216
Weight: 2.22ct
Size: 13.5 x 5.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 439.56
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ID: 689141
Weight: 0.24ct
Size: 5 x 2.9 mm
Clarity: VS
Content: 1 pc
Price: $ 14.40
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ID: 492460
Weight: 7.17ct
Size: 17.9 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.72
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ID: 550747
Weight: 1.48ct
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.87
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ID: 720759
Weight: 0.49ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 4.12
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ID: 664023
Weight: 2.74ct
Size: 9.6 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.15
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ID: 612323
Weight: 2.04ct (total)
Size: 7 x 5.2 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 61.20
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ID: 463912
Weight: 4.08ct
Size: 11 mm (calibrated)
Clarity: VVS-VS
Price: $ 8.08
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ID: 478136
Weight: 19.43ct
Size: 28.5 x 19.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.60
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ID: 695843
Weight: 0.54ct
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.44
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ID: 493547
Weight: 3.18ct (total)
Size: 5 x 2.6 mm
Clarity: VS
Content: 20 pcs
Price: $ 20.99
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ID: 710034
Weight: 0.87ct
Size: 10.1 x 4.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.31
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ID: 394722
Weight: 4.13ct
Size: 10.4 x 10.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 27.26
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ID: 672014
Weight: 1.49ct
Size: 6.4 x 5.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 5.36
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ID: 673653
Weight: 0.09ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 49.14
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ID: 639583
Weight: 0.28ct
Size: 4.6 x 3.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 28.90
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ID: 730361
Weight: 0.27ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 12.96
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ID: 691368
Weight: 0.78ct
Size: 5.7 x 4.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 46.80
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ID: 726077
Weight: 0.84ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.28
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ID: 493848
Weight: 1.36ct
Size: 11.8 x 5.9 mm
Clarity: VS
Price: $ 10.78
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ID: 499233
Weight: 1.92ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 34.46
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ID: 552621
Weight: 27.91ct
Size: 34.4 x 22.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 73.68
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ID: 592945
Weight: 1.52ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 28.09
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ID: 541606
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 11.40
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ID: 727888
Weight: 0.84ct
Size: 6.3 x 5.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.04
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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 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

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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard 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

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

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

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard 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