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

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ID: 492854
Weight: 5.06ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 36.60
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ID: 724416
Weight: 0.60ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.00
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ID: 343456
Weight: 24.29ct (total)
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 38.48
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ID: 633092
Weight: 26.32ct (total)
Size: 27.1 x 14.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 119.70
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ID: 573428
Weight: 0.88ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 34.85
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ID: 592762
Weight: 1.17ct (total)
Size: 8.1 x 4.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 21.62
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ID: 667105
Weight: 1.85ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.94
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ID: 500384
Weight: 1.30ct
Size: 12 x 5.9 mm
Clarity: VS
Content: 1 pc
Price: $ 12.01
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ID: 451144
Weight: 1.49ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.76
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ID: 389589
Weight: 2.66ct (total)
Size: 8.3 x 6.3 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 17.56
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ID: 680921
Weight: 1.22ct
Size: 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 36.60
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ID: 664503
Weight: 2.06ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.89
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ID: 721828
Weight: 0.57ct
Size: 8 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 10.26
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ID: 587751
Weight: 1.73ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 45.67
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ID: 662632
Weight: 28.67ct (total)
Size: 22 x 14.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 20.30
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ID: 447501
Weight: 36.61ct
Size: 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.65
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ID: 409581
Weight: 12.68ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 60.42
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ID: 479204
Weight: 2.54ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 26.82
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ID: 650067
Weight: 7.98ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 5.65
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ID: 710325
Weight: 1.12ct
Size: 6.7 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.06
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ID: 481595
Weight: 23.15ct
Size: 18.7 x 16.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.30
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ID: 650494
Weight: 8.96ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.35
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ID: 504592
Weight: 2.31ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.28
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ID: 735045
Weight: 0.10ct
Size: 3 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 84.00
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ID: 565111
Weight: 0.17ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 372.12
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ID: 496995
Weight: 8.59ct
Size: 14.2 x 10.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.49
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ID: 671195
Weight: 10.29ct
Size: 20.9 x 13.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.17
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ID: 663020
Weight: 0.99ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 19.01
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ID: 568980
Weight: 2.40ct
Size: 7 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 47.70
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ID: 650209
Weight: 11.39ct
Size: 18.6 x 13.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.06
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ID: 685891
Weight: 1.34ct
Size: 7.3 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 24.67
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ID: 608281
Weight: 1.37ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.10
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ID: 692349
Weight: 26.41ct
Size: 20 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 221.84
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ID: 730807
Weight: 0.67ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.43
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ID: 669628
Weight: 21.32ct
Size: 23 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.96
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ID: 423344
Weight: 5.79ct (total)
Size: 5.2 x 5.2 mm
Clarity: VS
Content: 10 pcs
Price: $ 61.14
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ID: 685852
Weight: 1.16ct
Size: 7 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.35
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ID: 431063
Weight: 1.48ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 15.61
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ID: 732484
Weight: 5.92ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 53.50
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ID: 733140
Weight: 3.37ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.46
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ID: 450477
Weight: 5.85ct
Size: 13.5 x 10.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 54.06
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ID: 712764
Weight: 7.47ct (total)
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 19.90
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ID: 528818
Weight: 33.24ct
Size: 25.7 x 20.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 87.76
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ID: 721587
Weight: 45.37ct
Size: 40.9 x 16.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.44
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ID: 734685
Weight: 39.02ct
Size: 22.5 x 22.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 374.59
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ID: 697790
Weight: 23.17ct
Size: 36 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.78
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ID: 583887
Weight: 9.16ct
Size: 15.5 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.58
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ID: 561055
Weight: 3.57ct
Size: 11 x 9 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 188.50
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ID: 720847
Weight: 1.18ct
Size: 7.7 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 9.91
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ID: 632304
Weight: 2.96ct
Size: 18.1 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 21.31
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ID: 363999
Weight: 18.47ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.56
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ID: 727084
Weight: 0.91ct
Size: 6.1 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.38
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ID: 711536
Weight: 6.90ct
Size: 18 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.38
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ID: 457916
Weight: 0.84ct
Size: 8.7 x 5.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 88.70
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ID: 406691
Weight: 14.82ct
Size: 15.6 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.69
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ID: 678015
Weight: 0.06ct
Size: 1.9 x 1.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.00
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ID: 529160
Weight: 1.55ct
Size: 9.2 x 5.2 mm
Clarity: VS
Content: 1 pc
Price: $ 135.04
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ID: 359595
Weight: 18.34ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.42
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ID: 418154
Weight: 11.68ct (total)
Size: 16.1 x 10.6 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 23.12
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ID: 711856
Weight: 0.61ct
Size: 7 x 4.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 1.62
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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

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
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

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 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

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site always looking for great deals and find them on this site

Posted By IRO5812 in July, 2024
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

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
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

Ive been looking for a place to buy loose gemstones for years and was thrilled when I found this site

Posted By Bern in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Nice website I just don't know much about the quality until I receive the stone.

Posted By Becky in December, 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