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

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ID: 712252
Weight: 27.14ct
Size: 27.2 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.06
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ID: 513378
Weight: 11.87ct
Size: 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.00
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ID: 427574
Weight: 2.58ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 17.03
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ID: 441123
Weight: 2.14ct
Size: 8.2 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 70.00
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ID: 472176
Weight: 30.73ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.04
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ID: 431569
Weight: 1.70ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 40.39
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ID: 684587
Weight: 15.06ct
Size: 26.1 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.00
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ID: 735011
Weight: 2.37ct
Size: 10 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.22
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ID: 553152
Weight: 1.33ct
Size: 6.3 x 6.3 mm
Clarity: SI
Content: 1 pc
Price: $ 30.06
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ID: 714462
Weight: 0.68ct
Size: 5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 20.40
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ID: 479288
Weight: 2.38ct (total)
Size: 10 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 25.13
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ID: 664517
Weight: 2.08ct
Size: 8.4 x 6.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 44.93
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ID: 710160
Weight: 1.28ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.93
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ID: 450503
Weight: 3.91ct
Size: 14 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.13
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ID: 455692
Weight: 1.44ct
Size: 9.7 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 13.31
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ID: 701568
Weight: 8.51ct
Size: 24.7 x 6.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.06
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ID: 446065
Weight: 4.47ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.63
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ID: 436515
Weight: 2.81ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.12
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ID: 733091
Weight: 0.57ct
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.94
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ID: 394308
Weight: 53.45ct
Size: 43.1 x 24.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.56
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ID: 660166
Weight: 1.92ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.63
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ID: 727065
Weight: 0.62ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.50
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ID: 718094
Weight: 0.69ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.70
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ID: 478678
Weight: 0.96ct
Size: 7.4 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.61
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ID: 734792
Weight: 3.83ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 160.86
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ID: 458266
Weight: 1.98ct (total)
Size: 4.5 x 3.6 mm
Clarity: VS
Content: 6 pcs
Price: $ 261.36
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ID: 449688
Weight: 6.19ct (total)
Size: 8.3 x 6.7 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 40.86
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ID: 728036
Weight: 0.09ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.12
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ID: 454183
Weight: 0.69ct
Size: 9.8 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.15
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ID: 367022
Weight: 7.97ct
Size: 14.2 x 9.9 mm
Clarity: VS
Content: 1 pc
Price: $ 54.19
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ID: 569229
Weight: 2.54ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 50.50
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ID: 449662
Weight: 3.64ct (total)
Size: 7.2 x 5.6 mm
Clarity: Transparent
Content: 3 pcs
Price: $ 24.02
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ID: 552992
Weight: 1.20ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.11
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ID: 436647
Weight: 4.85ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 15.74
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ID: 725714
Weight: 1.07ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 42.38
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ID: 658292
Weight: 6.58ct
Size: 17.6 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.69
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ID: 681732
Weight: 0.78ct
Size: 6.3 x 5.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 14.04
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ID: 376834
Weight: 4.27ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent/Translucent
Price: $ 39.46
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ID: 478444
Weight: 2.17ct (total)
Size: 5.9 x 4.2 mm
Clarity: VS-SI
Content: 4 pcs
Price: $ 286.44
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ID: 488564
Weight: 39.54ct
Size: 31.3 x 31.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.22
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ID: 711790
Weight: 0.64ct
Size: 6.5 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 10.65
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ID: 418148
Weight: 7.90ct (total)
Size: 14.1 x 9.8 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 15.65
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ID: 542968
Weight: 0.82ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.66
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ID: 545216
Weight: 2.34ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.45
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ID: 516683
Weight: 4.61ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 33.90
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ID: 697866
Weight: 0.57ct
Size: 5.9 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.20
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ID: 351105
Weight: 3.18ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 10 pcs
Price: $ 83.95
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ID: 480909
Weight: 9.18ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 65.44
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ID: 486635
Weight: 4.26ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.46
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ID: 350589
Weight: 2.51ct
Size: 22.2 x 3.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 105.42
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ID: 718542
Weight: 6.81ct
Size: 12 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.65
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ID: 699168
Weight: 3.82ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 32.09
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ID: 590218
Weight: 1.46ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.53
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ID: 594893
Weight: 4.53ct
Size: 11.5 x 11 mm
Clarity: Translucent
Content: 1 pc
Price: $ 59.80
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ID: 567467
Weight: 0.20ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 430.76
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ID: 724663
Weight: 0.85ct
Size: 10 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 25.50
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ID: 662985
Weight: 4.38ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.51
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ID: 716139
Weight: 3.29ct (total)
Size: 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 31.58
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ID: 648019
Weight: 5.54ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 9.97
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ID: 704825
Weight: 1.87ct
Size: 11 x 7.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 56.10
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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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

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 -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

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 -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
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