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

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ID: 364125
Weight: 15.20ct
Size: 22.1 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.13
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ID: 504662
Weight: 2.04ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.38
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ID: 688369
Weight: 0.19ct
Size: 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 9.12
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ID: 350505
Weight: 2.39ct (total)
Size: 2.9 x 2.9 mm
Clarity: Transparent
Content: 20 pcs
Price: $ 54.59
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ID: 478011
Weight: 6.17ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 56.52
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ID: 733754
Weight: 4.13ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.32
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ID: 727093
Weight: 0.95ct
Size: 9.4 x 4.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 57.00
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ID: 485603
Weight: 30.01ct (total)
Size: 14 x 14 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 36.01
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ID: 442930
Weight: 3.38ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.93
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ID: 719392
Weight: 0.80ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.40
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ID: 498642
Weight: 4.69ct (total)
Size: 9.8 x 4.9 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 49.52
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ID: 663344
Weight: 22.53ct (total)
Size: 19.7 x 17.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 15.95
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ID: 381880
Weight: 3.58ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 20 pcs
Price: $ 189.44
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ID: 636997
Weight: 3.98ct
Size: 10.8 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.10
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ID: 460843
Weight: 3.29ct
Size: 10 mm (calibrated)
Clarity: VVS
Price: $ 30.40
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ID: 688247
Weight: 0.26ct
Size: 4.5 x 3.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.16
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ID: 730302
Weight: 36.78ct
Size: 34.6 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.30
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ID: 474912
Weight: 4.68ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.25
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ID: 493287
Weight: 3.32ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 23.80
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ID: 732495
Weight: 0.64ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 5.38
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ID: 637057
Weight: 0.70ct
Size: 7.3 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 36.96
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ID: 398603
Weight: 1.39ct
Size: 8.8 x 4.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 87.24
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ID: 655432
Weight: 1.36ct
Size: 6 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.12
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ID: 471579
Weight: 5.29ct
Size: 13.9 x 10.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 54.82
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ID: 622812
Weight: 3.18ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 49.07
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ID: 601903
Weight: 6.45ct
Size: 17.1 x 12 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.33
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ID: 463318
Weight: 4.80ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.02
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ID: 711507
Weight: 0.75ct
Size: 6 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 14.98
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ID: 539889
Weight: 3.67ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.47
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ID: 557726
Weight: 3.74ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.28
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ID: 587677
Weight: 3.25ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 85.80
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ID: 706927
Weight: 2.05ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.92
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ID: 464350
Weight: 4.39ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 40.56
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ID: 693085
Weight: 24.86ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 208.82
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ID: 547512
Weight: 1.05ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 5.78
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ID: 334123
Weight: 28.86ct
Size: 31.2 x 22.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 380.95
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ID: 673198
Weight: 14.00ct
Size: 16.2 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.00
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ID: 717195
Weight: 1.63ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 33.25
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ID: 625139
Weight: 1.70ct
Size: 12.1 x 7.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 5.14
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ID: 473535
Weight: 2.66ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 35.11
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ID: 692001
Weight: 0.28ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.68
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ID: 688769
Weight: 1.01ct
Size: 12.1 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.70
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ID: 727109
Weight: 1.06ct
Size: 9.4 x 6.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 31.80
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ID: 567435
Weight: 0.16ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 344.63
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ID: 714968
Weight: 9.47ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 24.55
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ID: 732800
Weight: 1.16ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.54
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ID: 726841
Weight: 2.51ct
Size: 8.6 x 5.9 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 150.60
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ID: 459831
Weight: 4.64ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.88
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ID: 493432
Weight: 1.72ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.89
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ID: 459962
Weight: 3.80ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.11
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ID: 244652
Weight: 16.51ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.06
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ID: 503366
Weight: 32.47ct (total)
Size: 26.2 x 12.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 32.15
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ID: 645484
Weight: 9.84ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.65
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ID: 710340
Weight: 2.73ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.93
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ID: 720484
Weight: 0.99ct
Size: 6.1 x 5.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 178.20
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ID: 714113
Weight: 0.36ct
Size: 4 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 10.80
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ID: 514800
Weight: 1.91ct
Size: 8.1 x 6.8 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 32.77
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ID: 567430
Weight: 0.15ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 323.09
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ID: 720098
Weight: 0.73ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.13
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ID: 617618
Weight: 30.69ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.82
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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

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson 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

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

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

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

very good

Posted By Son Gift in January, 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

Very surprised how quick and efficient it was to checkout and pay. Also found exactly what I was looking for no issues.

Posted By Watson 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

I trust this company to deliver exactly what is offered. I have never had to return a selection of Gems. I appreciate the company's detailed description of their product. It helps this customer find mounts before the gems arrive. Any day of the year one can find a wide selection of gems, be it by price, color, cut, lot or single. Pricing does not jump all over the place and stays reasonable. Be assured your items will arrive in perfect condition as the company's shipping department does a great job.

Posted By Miss Sherrie in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good shopping experience. Website is relatively easy to use. Prices are good.

Posted By Bleep in August, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

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

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

very good

Posted By Son Gift in January, 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