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

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ID: 438491
Weight: 14.86ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.85
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ID: 393071
Weight: 2.06ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 54.38
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ID: 610069
Weight: 9.81ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.32
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ID: 344834
Weight: 23.01ct
Size: 20 x 14 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 41.00
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ID: 645588
Weight: 1.48ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.43
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ID: 730107
Weight: 2.44ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 21.84
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ID: 564613
Weight: 0.25ct
Size: 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 458.24
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ID: 418197
Weight: 8.38ct (total)
Size: 14.7 x 9.5 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 15.08
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ID: 704882
Weight: 1.46ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.80
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ID: 647388
Weight: 6.65ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.96
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ID: 718269
Weight: 0.75ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 22.50
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ID: 414598
Weight: 7.91ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 52.21
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ID: 474134
Weight: 29.35ct
Size: 21.2 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 116.23
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ID: 713452
Weight: 1.60ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 26.88
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ID: 728140
Weight: 1.32ct
Size: 6.9 x 6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.92
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ID: 440315
Weight: 0.83ct
Size: 5.8 x 4.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.67
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ID: 416003
Weight: 2.01ct
Size: 16.5 x 4 mm
Clarity: VS
Content: 1 pc
Price: $ 66.34
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ID: 445889
Weight: 5.01ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 12.08
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ID: 679130
Weight: 3.00ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.20
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ID: 435561
Weight: 13.43ct
Size: 18 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 43.97
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ID: 479936
Weight: 2.94ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.17
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ID: 698607
Weight: 3.38ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 28.39
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ID: 510920
Weight: 27.02ct (total)
Size: 21.2 x 13.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 58.13
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ID: 725450
Weight: 1.17ct
Size: 14.5 x 3.2 mm
Clarity: VS
Content: 1 pc
Price: $ 49.14
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ID: 534145
Weight: 2.89ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 20.81
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ID: 687589
Weight: 3.73ct (total)
Size: 11.9 x 6.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 11.02
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ID: 606934
Weight: 29.71ct (total)
Size: 22.9 x 11.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 46.28
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ID: 696588
Weight: 44.14ct
Size: 40.3 x 11.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.29
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ID: 506016
Weight: 44.98ct
Size: 24.5 x 20.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 356.24
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ID: 481342
Weight: 26.28ct
Size: 29.9 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.02
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ID: 704627
Weight: 0.95ct
Size: 9.3 x 6.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.50
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ID: 663090
Weight: 13.54ct (total)
Size: 19.1 x 12.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 9.59
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ID: 722117
Weight: 0.54ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 25.92
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ID: 691849
Weight: 12.82ct
Size: 14.2 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
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ID: 731131
Weight: 29.25ct
Size: 24.4 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.81
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ID: 727303
Weight: 0.67ct
Size: 8 x 6.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 20.10
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ID: 306906
Weight: 3.21ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.87
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ID: 553578
Weight: 1.78ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.72
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ID: 716126
Weight: 12.63ct
Size: 18 x 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 121.25
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ID: 650705
Weight: 15.18ct
Size: 23.6 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.11
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ID: 519897
Weight: 19.72ct
Size: 23.8 x 11.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.17
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ID: 255630
Weight: 0.78ct (total)
Size: 3 mm (calibrated)
Clarity: VS
Content: 5 pcs
Price: $ 137.00
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ID: 663126
Weight: 0.85ct
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.10
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ID: 389928
Weight: 0.83ct
Size: 6.9 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.86
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ID: 721729
Weight: 39.40ct
Size: 31.9 x 21.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 47.28
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ID: 617527
Weight: 2.14ct
Size: 8.4 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 45.52
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ID: 533788
Weight: 3.66ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.82
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ID: 679241
Weight: 9.45ct
Size: 23.9 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.70
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ID: 339801
Weight: 1.63ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 4 pcs
Price: $ 33.25
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ID: 709185
Weight: 3.82ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.12
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ID: 671073
Weight: 32.01ct
Size: 28.5 x 17.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 82.58
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ID: 697698
Weight: 12.59ct (total)
Size: 15.1 x 9 mm
Clarity: VVS
Content: 2 pcs
Price: $ 90.65
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ID: 721414
Weight: 1.41ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 67.68
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ID: 728057
Weight: 1.10ct
Size: 7.6 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.60
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ID: 466123
Weight: 4.55ct (total)
Size: 12 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.05
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ID: 438457
Weight: 1.37ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.17
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ID: 505566
Weight: 1.63ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 15.06
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ID: 645440
Weight: 1.49ct
Size: 9.2 x 3.4 mm
Clarity: VS
Content: 1 pc
Price: $ 21.49
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ID: 551660
Weight: 2.96ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.74
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ID: 472376
Weight: 36.57ct
Size: 45.5 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.08
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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

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
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 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 -> 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

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 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

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
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 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 -> 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

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Always excellent quality and service from GemSelect

Posted By Mike B. in September, 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