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

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ID: 655562
Weight: 1.72ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 41.28
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ID: 700411
Weight: 1.02ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.79
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ID: 532566
Weight: 3.60ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.14
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ID: 605873
Weight: 14.06ct
Size: 17.8 x 12 mm
Clarity: VS
Content: 1 pc
Price: $ 129.91
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ID: 691414
Weight: 2.81ct
Size: 9.1 x 5.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 93.17
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ID: 545134
Weight: 0.68ct
Size: 5 x 4.7 mm
Clarity: SI
Content: 1 pc
Price: $ 35.90
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ID: 691641
Weight: 0.53ct
Size: 5.3 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 44.52
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ID: 370442
Weight: 14.48ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.67
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ID: 479637
Weight: 2.49ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.29
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ID: 451255
Weight: 2.46ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 22.73
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ID: 458601
Weight: 1.51ct (total)
Size: 4.8 x 4 mm
Clarity: VS
Content: 4 pcs
Price: $ 199.32
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ID: 341430
Weight: 7.73ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 10 pcs
Price: $ 77.75
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ID: 341870
Weight: 3.81ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 36.96
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ID: 664888
Weight: 0.86ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 9.29
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ID: 725863
Weight: 2.36ct (total)
Size: 6.9 x 6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 93.48
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ID: 731995
Weight: 1.36ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 52.22
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ID: 687967
Weight: 2.20ct
Size: 9.5 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.64
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ID: 693392
Weight: 2.41ct
Size: 10.3 x 6.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.68
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ID: 511717
Weight: 1.17ct
Size: 9.1 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 54.06
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ID: 454099
Weight: 1.22ct
Size: 10.8 x 4.5 mm
Clarity: VS
Content: 1 pc
Price: $ 51.53
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ID: 501043
Weight: 6.95ct
Size: 12 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 64.22
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ID: 552961
Weight: 1.27ct
Size: 8.1 x 6.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.64
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ID: 445540
Weight: 3.22ct
Size: 11.9 x 8.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 21.25
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ID: 367377
Weight: 1.18ct
Size: 7.5 x 5.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 164.68
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ID: 707898
Weight: 3.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.39
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ID: 687845
Weight: 0.27ct
Size: 4.2 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 12.96
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ID: 691113
Weight: 2.32ct
Size: 11.8 x 8.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 125.28
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ID: 697780
Weight: 17.80ct
Size: 29.4 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.14
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ID: 710219
Weight: 2.89ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.28
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ID: 422888
Weight: 0.95ct
Size: 8.5 x 3.7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 36.43
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ID: 667184
Weight: 2.53ct (total)
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 51.89
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ID: 713422
Weight: 0.79ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.27
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ID: 708844
Weight: 1.64ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 33.86
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ID: 486527
Weight: 26.40ct
Size: 44.1 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.83
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ID: 498944
Weight: 1.75ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Price: $ 16.18
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ID: 568978
Weight: 2.33ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 46.32
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ID: 552620
Weight: 31.32ct
Size: 34.8 x 23.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 82.68
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ID: 479456
Weight: 2.47ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.09
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ID: 713393
Weight: 15.55ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 130.62
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ID: 663088
Weight: 11.59ct (total)
Size: 20.4 x 13.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 8.21
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ID: 697482
Weight: 0.67ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.02
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ID: 577883
Weight: 3.29ct
Size: 8.7 x 7.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.72
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ID: 727950
Weight: 0.68ct
Size: 5.7 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.08
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ID: 655568
Weight: 1.59ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.16
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ID: 350535
Weight: 3.42ct (total)
Size: 3 x 3 mm (calibrated)
Clarity: Transparent
Content: 20 pcs
Price: $ 78.11
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ID: 678048
Weight: 0.13ct (total)
Size: 2.2 x 2.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 78.00
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ID: 486507
Weight: 41.72ct
Size: 39 x 23.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.48
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ID: 453828
Weight: 3.22ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.75
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ID: 707844
Weight: 6.31ct
Size: 13.6 x 11 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.43
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ID: 690240
Weight: 52.86ct
Size: 29.9 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.00
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ID: 724586
Weight: 0.93ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.90
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ID: 461999
Weight: 4.43ct (total)
Size: 12.1 x 6.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 52.80
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ID: 322524
Weight: 8.03ct (total)
Size: 8.3 x 7.5 mm
Clarity: Transparent/Translucent
Content: 4 pcs
Price: $ 53.00
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ID: 686491
Weight: 2.84ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 3.41
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ID: 485224
Weight: 7.22ct (total)
Size: 8.7 x 8.4 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 38.12
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ID: 529265
Weight: 1.62ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.96
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ID: 422063
Weight: 4.93ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.54
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ID: 547377
Weight: 1.05ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Price: $ 6.94
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ID: 547259
Weight: 3.27ct
Size: 8.7 x 8.5 mm
Clarity: VS
Content: 1 pc
Price: $ 21.59
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ID: 706732
Weight: 2.41ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.78
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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

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim 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

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 -> 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

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 -> 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

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 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

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

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim 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

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 -> 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

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 -> 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

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 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

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