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

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ID: 425643
Weight: 3.05ct
Size: 8.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.96
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ID: 609296
Weight: 17.21ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.72
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ID: 645465
Weight: 21.49ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.90
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ID: 707842
Weight: 5.55ct
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.96
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ID: 700135
Weight: 0.72ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.91
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ID: 365614
Weight: 15.73ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.15
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ID: 410178
Weight: 2.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 11.89
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ID: 461512
Weight: 1.51ct (total)
Size: 4.8 x 3.9 mm
Clarity: VS
Content: 4 pcs
Price: $ 199.32
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ID: 491896
Weight: 40.49ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 43.25
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ID: 692353
Weight: 20.89ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 175.48
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ID: 488637
Weight: 1.62ct
Size: 7.7 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.66
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ID: 725443
Weight: 0.64ct
Size: 12.4 x 2.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 26.88
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ID: 716402
Weight: 0.61ct
Size: 6.9 x 4.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 38.80
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ID: 439431
Weight: 7.52ct
Size: 14.5 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 148.90
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ID: 569905
Weight: 2.69ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 19.81
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ID: 492485
Weight: 5.07ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.67
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ID: 711977
Weight: 3.28ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 47.23
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ID: 706828
Weight: 2.00ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.80
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ID: 710997
Weight: 4.00ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.66
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ID: 437976
Weight: 2.09ct
Size: 8.2 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 96.56
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ID: 479613
Weight: 2.38ct (total)
Size: 9.9 x 5 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.13
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ID: 661969
Weight: 1.76ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 4.25
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ID: 662876
Weight: 1.60ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 13.44
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ID: 722794
Weight: 0.50ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.00
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ID: 486845
Weight: 46.10ct
Size: 39.2 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.66
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ID: 636201
Weight: 1.93ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Price: $ 16.21
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ID: 456483
Weight: 3.52ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 32.52
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ID: 431568
Weight: 1.53ct
Size: 6.3 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 36.35
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ID: 480711
Weight: 2.28ct (total)
Size: 5.8 x 3.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 21.07
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ID: 460353
Weight: 3.69ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 48.71
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ID: 714844
Weight: 11.82ct
Size: 14 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.64
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ID: 736667
Weight: 6.51ct
Size: 16.7 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.18
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ID: 726818
Weight: 0.64ct
Size: 7.3 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.20
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ID: 427468
Weight: 2.53ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.70
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ID: 704942
Weight: 24.45ct
Size: 38.4 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.87
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ID: 502116
Weight: 4.47ct
Size: 10.6 x 10.4 mm
Clarity: VS
Content: 1 pc
Price: $ 604.50
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ID: 458408
Weight: 1.24ct (total)
Size: 4.5 x 3.6 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 163.68
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ID: 430234
Weight: 2.55ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.84
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ID: 706949
Weight: 1.27ct
Size: 10 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.05
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ID: 557799
Weight: 0.55ct
Size: 4.8 mm
Clarity: VS
Content: 1 pc
Price: $ 16.70
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ID: 400703
Weight: 4.71ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.09
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ID: 727848
Weight: 0.85ct
Size: 5.6 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.10
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ID: 312969
Weight: 27.49ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.55
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ID: 640462
Weight: 1.40ct
Size: 7.3 x 6.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.24
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ID: 605812
Weight: 35.42ct (total)
Size: 21.8 x 15.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 55.18
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ID: 720361
Weight: 1.39ct
Size: 7.3 x 5.7 mm
Clarity: VS
Content: 1 pc
Price: $ 133.79
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ID: 671194
Weight: 24.76ct
Size: 30.6 x 17.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 63.88
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ID: 529168
Weight: 1.28ct
Size: 7.3 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 111.52
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ID: 518934
Weight: 1.17ct
Size: 10 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 92.66
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ID: 416179
Weight: 1.14ct
Size: 16.4 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.12
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ID: 631088
Weight: 1.18ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 64.96
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ID: 347336
Weight: 2.00ct
Size: 20 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 99.00
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ID: 445866
Weight: 4.46ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.56
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ID: 716408
Weight: 1.43ct (total)
Size: 5.9 x 5.3 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 90.95
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ID: 606481
Weight: 30.66ct (total)
Size: 20.9 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 47.76
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ID: 582531
Weight: 26.55ct (total)
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 38.20
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ID: 445806
Weight: 2.48ct
Size: 8.8 x 7.8 mm
Clarity: VS
Content: 1 pc
Price: $ 118.40
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ID: 460962
Weight: 4.37ct
Size: 12 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.38
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ID: 672545
Weight: 1.19ct
Size: 9 x 6.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.56
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ID: 692348
Weight: 23.96ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 201.26
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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

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
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 -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie 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

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 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 is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 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

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
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 -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie 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

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 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 is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 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