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

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ID: 477893
Weight: 6.46ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 45.37
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ID: 712886
Weight: 0.92ct
Size: 6.6 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 18.37
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ID: 693558
Weight: 1.83ct
Size: 6.7 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 60.67
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ID: 413615
Weight: 3.26ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 21.52
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ID: 528266
Weight: 4.54ct
Size: 13.3 x 9.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 32.84
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ID: 714938
Weight: 6.92ct
Size: 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.94
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ID: 326295
Weight: 5.39ct (total)
Size: 8.7 x 7.7 mm
Clarity: Transparent/Translucent
Content: 2 pcs
Price: $ 19.21
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ID: 726019
Weight: 0.63ct
Size: 5.9 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.05
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ID: 612881
Weight: 2.00ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: SI
Content: 2 pcs
Price: $ 66.00
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ID: 431812
Weight: 1.39ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.33
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ID: 647937
Weight: 1.26ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 33.26
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ID: 526646
Weight: 0.96ct (total)
Size: 6.1 x 4.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.14
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ID: 663459
Weight: 1.26ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 24.19
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ID: 685241
Weight: 12.26ct
Size: 22.7 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.22
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ID: 635374
Weight: 2.89ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 76.30
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ID: 699021
Weight: 3.06ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.70
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ID: 693870
Weight: 5.55ct
Size: 12.9 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.98
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ID: 669173
Weight: 5.38ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 161.40
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ID: 401423
Weight: 8.33ct
Size: 12 x 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 27.48
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ID: 365326
Weight: 3.58ct (total)
Size: 6.1 x 5.2 mm
Clarity: VS
Content: 4 pcs
Price: $ 131.23
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ID: 631676
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 26.40
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ID: 439159
Weight: 2.23ct
Size: 7.8 x 7.7 mm
Clarity: VS
Content: 1 pc
Price: $ 138.35
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ID: 425927
Weight: 2.22ct
Size: 8.3 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 101.12
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ID: 445786
Weight: 4.12ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.94
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ID: 736777
Weight: 4.28ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 192.60
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ID: 569472
Weight: 2.90ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.36
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ID: 414905
Weight: 5.34ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 35.24
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ID: 662841
Weight: 4.93ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.83
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ID: 367876
Weight: 4.41ct
Size: 13.4 x 7.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.75
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ID: 556576
Weight: 3.79ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 31.72
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ID: 715548
Weight: 5.75ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 55.20
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ID: 376857
Weight: 6.16ct (total)
Size: 7.2 x 6.1 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 43.54
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ID: 583885
Weight: 8.88ct
Size: 16 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.30
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ID: 683728
Weight: 7.06ct
Size: 14.2 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.40
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ID: 448937
Weight: 12.23ct
Size: 19.3 x 13.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 40.37
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ID: 729949
Weight: 5.00ct
Size: 14 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 480.00
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ID: 520621
Weight: 0.90ct
Size: 9.1 x 4.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 49.90
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ID: 648442
Weight: 2.48ct (total)
Size: 7 x 6.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 4.96
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ID: 423019
Weight: 21.81ct (total)
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 6 pcs
Price: $ 28.79
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ID: 678321
Weight: 6.96ct
Size: 23.3 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.60
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ID: 715805
Weight: 0.33ct
Size: 4.2 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 20.99
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ID: 485223
Weight: 8.18ct (total)
Size: 9.6 x 9.6 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 43.19
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ID: 519907
Weight: 1.18ct
Size: 8.7 x 4.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 97.70
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ID: 430458
Weight: 2.73ct (total)
Size: 6.1 x 4.2 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 18.02
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ID: 728133
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 706969
Weight: 1.53ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.67
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ID: 515609
Weight: 22.30ct
Size: 40.2 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.21
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ID: 724725
Weight: 0.20ct
Size: 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 33.60
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ID: 556018
Weight: 24.45ct
Size: 27.3 x 13 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.69
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ID: 684039
Weight: 0.46ct (total)
Size: 4 x 3.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 19.32
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ID: 438295
Weight: 25.08ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 99.31
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ID: 474608
Weight: 30.50ct (total)
Size: 20.4 x 14.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 72.47
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ID: 634972
Weight: 3.80ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.92
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ID: 565273
Weight: 37.99ct
Size: 29.7 x 19.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 28.58
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ID: 601387
Weight: 12.86ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 68.41
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ID: 721515
Weight: 29.03ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.84
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ID: 673489
Weight: 1.56ct
Size: 7.6 x 6.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.44
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ID: 733764
Weight: 6.64ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 60.00
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ID: 714168
Weight: 0.51ct
Size: 4.2 mm
Clarity: SI
Content: 1 pc
Price: $ 15.30
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ID: 452448
Weight: 0.81ct
Size: 5.8 x 5.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 37.43
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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

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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
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

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 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

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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
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

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 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