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

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ID: 631670
Weight: 12.96ct
Size: 26.2 x 16.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.94
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ID: 674962
Weight: 33.65ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 86.82
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ID: 679175
Weight: 2.94ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 24.70
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ID: 705992
Weight: 1.34ct (total)
Size: 6.3 x 6.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.26
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ID: 366304
Weight: 1.16ct
Size: 7.1 x 6.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 162.97
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ID: 704704
Weight: 32.06ct
Size: 40.5 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.69
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ID: 478675
Weight: 0.85ct
Size: 9.7 x 4.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.94
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ID: 409060
Weight: 6.00ct
Size: 15.9 x 7.3 mm
Clarity: VS
Content: 1 pc
Price: $ 204.18
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ID: 471651
Weight: 1.53ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 201.96
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ID: 475370
Weight: 7.66ct
Size: 16 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 70.78
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ID: 465369
Weight: 4.12ct
Size: 13.5 x 9.8 mm
Clarity: VS
Content: 1 pc
Price: $ 36.06
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ID: 698609
Weight: 3.55ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 29.82
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ID: 727889
Weight: 0.82ct
Size: 6.1 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.92
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ID: 712094
Weight: 8.38ct (total)
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 22.32
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ID: 431439
Weight: 1.49ct
Size: 6 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 35.40
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ID: 712532
Weight: 2.51ct
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.68
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ID: 712297
Weight: 1.96ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 39.13
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ID: 587776
Weight: 6.95ct
Size: 15.1 x 11 mm
Clarity: VS
Content: 1 pc
Price: $ 27.53
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ID: 649010
Weight: 1.06ct (total)
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 10.18
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ID: 726073
Weight: 0.83ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 32.88
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ID: 410302
Weight: 1.95ct (total)
Size: 6.7 x 4.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 9.32
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ID: 624276
Weight: 2.76ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.22
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ID: 687085
Weight: 12.82ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.38
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ID: 708836
Weight: 1.42ct
Size: 7.6 x 5.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 29.33
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ID: 642154
Weight: 3.99ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.73
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ID: 631589
Weight: 3.73ct
Size: 12 x 9.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 44.76
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ID: 510488
Weight: 1.27ct
Size: 7.7 x 6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 72.72
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ID: 693458
Weight: 3.46ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 114.72
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ID: 548021
Weight: 1.67ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 33.83
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ID: 676331
Weight: 3.81ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.84
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ID: 600411
Weight: 2.39ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 22.08
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ID: 727467
Weight: 0.25ct
Size: 4 x 3.1 mm
Clarity: VS
Content: 1 pc
Price: $ 10.50
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ID: 447933
Weight: 28.36ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 112.31
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ID: 453055
Weight: 5.20ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 48.05
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ID: 596440
Weight: 0.58ct
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 23.74
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ID: 397716
Weight: 11.75ct
Size: 18.8 x 12.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 93.06
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ID: 698777
Weight: 0.91ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 7.64
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ID: 446640
Weight: 5.06ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.70
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ID: 547996
Weight: 1.00ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 330.00
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ID: 689589
Weight: 0.85ct
Size: 9.2 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 8.16
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ID: 691130
Weight: 0.30ct
Size: 4 x 4 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.44
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ID: 348968
Weight: 2.57ct
Size: 19.2 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 84.82
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ID: 720971
Weight: 0.50ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.00
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ID: 502171
Weight: 2.32ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.37
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ID: 680963
Weight: 1.25ct
Size: 7.1 x 5.5 mm
Clarity: SI
Content: 1 pc
Price: $ 37.50
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ID: 427545
Weight: 2.29ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 15.12
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ID: 416061
Weight: 1.64ct
Size: 14.1 x 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 47.23
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ID: 721483
Weight: 0.81ct
Size: 6.4 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 38.88
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ID: 691224
Weight: 0.24ct
Size: 3.7 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 14.40
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ID: 687460
Weight: 1.05ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 22.68
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ID: 684875
Weight: 28.75ct
Size: 25.9 x 22.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.91
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ID: 552296
Weight: 10.63ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 28.07
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ID: 553385
Weight: 1.44ct
Size: 10 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.38
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ID: 559203
Weight: 2.58ct
Size: 9 x 7 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 56.04
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ID: 700699
Weight: 1.43ct (total)
Size: 6.7 x 4.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 13.73
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ID: 451315
Weight: 1.55ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.33
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ID: 459551
Weight: 5.69ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 11.27
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ID: 387693
Weight: 2.11ct (total)
Size: 4.2 x 3.2 mm
Clarity: VS
Content: 9 pcs
Price: $ 187.39
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ID: 589847
Weight: 3.60ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 76.03
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ID: 368415
Weight: 2.56ct
Size: 9.4 x 7.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 16.76
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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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
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

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
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

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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
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

Good products

Posted By Brave in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 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

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
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

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