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

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ID: 532954
Weight: 1.29ct
Size: 7.3 x 5.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.66
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ID: 590213
Weight: 1.20ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 22.62
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ID: 598425
Weight: 38.31ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.32
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ID: 501050
Weight: 2.88ct
Size: 13 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.86
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ID: 414695
Weight: 8.10ct
Size: 11.5 x 11.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 53.46
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ID: 672075
Weight: 1.48ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 35.52
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ID: 627872
Weight: 1.31ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.10
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ID: 381954
Weight: 3.13ct (total)
Size: 3.5 mm (calibrated)
Clarity: VS
Content: 20 pcs
Price: $ 150.58
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ID: 478594
Weight: 16.35ct
Size: 20.5 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.24
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ID: 469563
Weight: 39.95ct
Size: 17.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 239.70
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ID: 516390
Weight: 14.37ct
Size: 16.4 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.88
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ID: 385924
Weight: 7.26ct
Size: 11.9 x 10.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 461.90
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ID: 413552
Weight: 10.26ct
Size: 13 x 13 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 33.86
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ID: 689604
Weight: 2.45ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 73.50
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ID: 471029
Weight: 3.39ct
Size: 9.5 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 31.32
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ID: 691409
Weight: 1.83ct
Size: 6.5 x 6.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 60.67
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ID: 675192
Weight: 14.28ct
Size: 16.8 x 15.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.79
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ID: 364144
Weight: 1.62ct
Size: 13.2 x 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 42.88
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ID: 381931
Weight: 3.46ct (total)
Size: 3.7 mm
Clarity: VS
Content: 20 pcs
Price: $ 183.10
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ID: 636234
Weight: 6.64ct
Size: 13.2 x 12.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 55.78
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ID: 648322
Weight: 3.74ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.42
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ID: 712173
Weight: 6.64ct (total)
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.69
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ID: 407751
Weight: 5.50ct
Size: 13 x 10.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 183.16
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ID: 491266
Weight: 7.90ct
Size: 18 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.26
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ID: 663061
Weight: 4.86ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.66
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ID: 679218
Weight: 13.64ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 81.84
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ID: 489750
Weight: 1.75ct (total)
Size: 4.5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 34.66
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ID: 728039
Weight: 0.11ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 45.36
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ID: 532553
Weight: 2.35ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 17.06
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ID: 453501
Weight: 21.76ct
Size: 18.2 x 14.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 42.23
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ID: 476947
Weight: 13.78ct (total)
Size: 23.6 x 13.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 23.20
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ID: 679184
Weight: 5.78ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.55
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ID: 679796
Weight: 26.10ct
Size: 22.6 x 15.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 250.56
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ID: 349554
Weight: 1.52ct
Size: 18.2 x 3.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 44.14
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ID: 511674
Weight: 1.44ct
Size: 10 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 66.53
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ID: 734797
Weight: 6.72ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 282.24
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ID: 673247
Weight: 11.56ct (total)
Size: 19.8 x 13 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 32.60
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ID: 727835
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 427831
Weight: 2.57ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 16.97
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ID: 731142
Weight: 1.49ct
Size: 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.30
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ID: 675682
Weight: 4.06ct
Size: 20.9 x 7.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.54
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ID: 707843
Weight: 4.84ct
Size: 12.7 x 9.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 34.85
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ID: 548387
Weight: 12.44ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 46.63
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ID: 671485
Weight: 30.45ct
Size: 36.8 x 21.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 78.56
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ID: 431316
Weight: 1.86ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 44.20
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ID: 513672
Weight: 2.23ct
Size: 10.9 x 8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.66
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ID: 476708
Weight: 19.87ct
Size: 24 x 20.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.79
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ID: 704527
Weight: 1.84ct
Size: 13.6 x 8.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 55.20
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ID: 398162
Weight: 1.08ct
Size: 19.5 x 2.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.37
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ID: 570068
Weight: 3.61ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.58
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ID: 687618
Weight: 3.66ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.72
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ID: 523585
Weight: 20.50ct
Size: 21.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.84
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ID: 484264
Weight: 5.23ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 69.04
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ID: 724907
Weight: 0.83ct
Size: 11.8 x 3.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 34.86
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ID: 476343
Weight: 3.39ct
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.80
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ID: 713957
Weight: 1.80ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 15.12
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ID: 568970
Weight: 2.42ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 48.12
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ID: 711469
Weight: 33.10ct
Size: 25.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 88.18
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ID: 499674
Weight: 1.26ct
Size: 7.2 x 5.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.54
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ID: 687147
Weight: 3.48ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 10.19
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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 like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
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

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 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 -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 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

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

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 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 like the way your website shows us what stone were buying as well the easy way to navigate the site. also knowing the stones are real...

Posted By RED in January, 2025
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

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 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 -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 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

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

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought many stones from GemsSelect and have been very satisfied with all!I will continue to buy and recommend this site!

Posted By DG in July, 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