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

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ID: 517533
Weight: 2.19ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.23
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ID: 678322
Weight: 6.09ct
Size: 21.6 x 15.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.52
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ID: 387435
Weight: 2.56ct (total)
Size: 4.6 x 4.5 mm
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.90
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ID: 722361
Weight: 0.96ct
Size: 6.4 x 4.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 46.08
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ID: 521473
Weight: 95.79ct
Size: 35.1 x 23.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 252.89
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ID: 435824
Weight: 11.39ct
Size: 16 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.30
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ID: 609087
Weight: 1.84ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 60.72
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ID: 646286
Weight: 4.87ct
Size: 24.4 x 4.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 409.08
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ID: 613472
Weight: 0.84ct
Size: 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 27.72
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ID: 522790
Weight: 17.19ct
Size: 28.1 x 8.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.48
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ID: 704563
Weight: 1.69ct
Size: 11.3 x 8.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 50.70
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ID: 694370
Weight: 19.07ct
Size: 19 x 18 mm
Clarity: VVS
Content: 1 pc
Price: $ 160.19
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ID: 637112
Weight: 0.92ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 48.58
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ID: 445751
Weight: 3.95ct
Size: 13 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 28.82
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ID: 484727
Weight: 3.08ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.94
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ID: 567443
Weight: 0.17ct (total)
Size: 2.8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 366.16
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ID: 546933
Weight: 2.35ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 37.22
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ID: 550791
Weight: 46.16ct
Size: 39.1 x 16.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 73.12
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ID: 712586
Weight: 1.18ct
Size: 8 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.14
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ID: 438836
Weight: 2.30ct (total)
Size: 5.4 x 3.5 mm
Clarity: VS
Content: 6 pcs
Price: $ 45.08
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ID: 470089
Weight: 94.12ct
Size: 37.4 x 25.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 155.30
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ID: 731129
Weight: 25.18ct
Size: 22.9 x 19.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.82
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ID: 534219
Weight: 3.12ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.82
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ID: 735187
Weight: 2.03ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 81.20
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ID: 366800
Weight: 8.79ct
Size: 15.8 x 9.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 60.22
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ID: 406913
Weight: 13.09ct
Size: 15.9 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.84
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ID: 492264
Weight: 13.21ct
Size: 19.3 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.70
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ID: 450247
Weight: 1.20ct
Size: 6.6 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.84
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ID: 695046
Weight: 15.56ct
Size: 18.9 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.59
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ID: 689084
Weight: 1.71ct (total)
Size: 9.1 x 5.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 16.42
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ID: 491498
Weight: 34.89ct
Size: 33.2 x 23.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.72
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ID: 434401
Weight: 1.71ct
Size: 6.5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 45.14
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ID: 376742
Weight: 1.76ct
Size: 7.8 x 7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 16.26
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ID: 658163
Weight: 8.23ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.88
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ID: 390632
Weight: 1.70ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 109.42
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ID: 691225
Weight: 0.77ct
Size: 5.3 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 46.20
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ID: 389718
Weight: 3.04ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 20.06
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ID: 696160
Weight: 26.82ct
Size: 22.6 x 19.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.35
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ID: 564616
Weight: 0.31ct
Size: 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 681.85
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ID: 417761
Weight: 2.85ct (total)
Size: 4.5 mm (calibrated)
Clarity: VS-SI
Content: 5 pcs
Price: $ 116.63
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ID: 698899
Weight: 3.03ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.45
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ID: 539855
Weight: 1.31ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 26.48
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ID: 693339
Weight: 3.03ct
Size: 9 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 100.46
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ID: 735029
Weight: 0.07ct
Size: 3 x 2.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 58.80
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ID: 697732
Weight: 0.62ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 3.10
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ID: 692914
Weight: 24.54ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 206.14
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ID: 729876
Weight: 0.94ct
Size: 7 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 131.60
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ID: 713958
Weight: 1.63ct (total)
Size: 7.7 x 6.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 13.69
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ID: 722143
Weight: 4.89ct
Size: 16.7 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.60
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ID: 671995
Weight: 0.82ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 19.68
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ID: 479227
Weight: 6.92ct (total)
Size: 4.6 x 4.4 mm
Clarity: Transparent
Content: 20 pcs
Price: $ 9.68
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ID: 348543
Weight: 2.49ct
Size: 23.6 x 3.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 74.70
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ID: 443090
Weight: 3.67ct (total)
Size: 8 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 9.68
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ID: 736573
Weight: 11.66ct
Size: 19 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.44
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ID: 710153
Weight: 3.06ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.70
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ID: 715747
Weight: 0.64ct
Size: 5 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 40.70
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ID: 546887
Weight: 3.50ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.72
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ID: 433963
Weight: 28.75ct
Size: 33.4 x 20.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.50
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ID: 668877
Weight: 9.01ct
Size: 19.1 x 9.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 194.62
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ID: 613293
Weight: 1.33ct
Size: 6.3 x 5.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.16
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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

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
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

Excellent selection and easy to use, well done site

Posted By Steph in December, 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

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD 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

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
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

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

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
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

Excellent selection and easy to use, well done site

Posted By Steph in December, 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

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD 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

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
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

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