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

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ID: 472369
Weight: 31.51ct
Size: 29.8 x 17.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.71
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ID: 449910
Weight: 2.57ct
Size: 10 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.97
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ID: 430164
Weight: 4.00ct
Size: 13.3 x 7.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.46
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ID: 458041
Weight: 0.83ct
Size: 8.6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 87.65
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ID: 443381
Weight: 11.53ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 37.90
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ID: 553598
Weight: 6.57ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 34.69
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ID: 402350
Weight: 14.16ct
Size: 20.2 x 14.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 60.00
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ID: 598429
Weight: 28.97ct
Size: 26.5 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.41
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ID: 533803
Weight: 1.76ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 16.26
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ID: 720256
Weight: 0.97ct
Size: 5.4 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 93.36
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ID: 668356
Weight: 34.34ct
Size: 32.1 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 206.04
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ID: 650190
Weight: 1.43ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 12.01
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ID: 685846
Weight: 1.10ct
Size: 7 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.24
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ID: 482524
Weight: 25.67ct
Size: 29.8 x 20.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.64
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ID: 461392
Weight: 2.60ct (total)
Size: 4.4 x 3.4 mm
Clarity: VS
Content: 8 pcs
Price: $ 343.20
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ID: 692639
Weight: 104.97ct
Size: 27.9 x 27.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.09
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ID: 451081
Weight: 1.47ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 13.58
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ID: 335974
Weight: 7.47ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 19.72
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ID: 656151
Weight: 8.36ct
Size: 21.3 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.73
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ID: 650682
Weight: 1.38ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 11.59
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ID: 480332
Weight: 2.52ct
Size: 8.6 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 23.28
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ID: 683358
Weight: 4.30ct
Size: 10.2 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.84
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ID: 480719
Weight: 2.65ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 24.49
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ID: 445943
Weight: 3.12ct
Size: 11.5 x 9.2 mm
Clarity: VVS
Content: 1 pc
Price: $ 22.78
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ID: 642892
Weight: 3.67ct
Size: 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 26.42
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ID: 516609
Weight: 20.49ct
Size: 15 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.07
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ID: 668708
Weight: 5.32ct
Size: 12.3 x 11.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 114.91
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ID: 621213
Weight: 11.84ct
Size: 22.2 x 15.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.26
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ID: 554459
Weight: 0.87ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 17.23
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ID: 714932
Weight: 8.22ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.31
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ID: 409393
Weight: 6.24ct
Size: 23.8 x 12 mm
Clarity: Translucent
Content: 1 pc
Price: $ 51.14
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ID: 584134
Weight: 5.49ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 36.24
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ID: 398138
Weight: 1.73ct
Size: 20.5 x 3.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 50.24
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ID: 479664
Weight: 2.30ct (total)
Size: 10.1 x 5.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 24.29
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ID: 486972
Weight: 8.24ct
Size: 13.4 x 10.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.08
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ID: 645312
Weight: 33.09ct
Size: 37 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.86
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ID: 721887
Weight: 10.15ct
Size: 10.1 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.18
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ID: 456638
Weight: 2.23ct
Size: 11.2 x 8.3 mm
Clarity: VS
Content: 1 pc
Price: $ 20.60
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ID: 395320
Weight: 11.28ct
Size: 14 x 14 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 74.45
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ID: 632496
Weight: 1.26ct
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Price: $ 7.56
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ID: 365483
Weight: 1.62ct
Size: 7.4 x 5.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 47.50
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ID: 449430
Weight: 1.66ct
Size: 18.7 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 65.74
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ID: 411905
Weight: 1.08ct
Size: 7.4 x 5.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 71.28
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ID: 717931
Weight: 1.27ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 38.10
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ID: 542541
Weight: 0.88ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.29
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ID: 454675
Weight: 22.64ct (total)
Size: 22.4 x 12.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 29.88
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ID: 548260
Weight: 22.15ct
Size: 16.8 x 15.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 877.14
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ID: 453649
Weight: 2.76ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.50
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ID: 659413
Weight: 1.32ct
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.17
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ID: 491141
Weight: 12.02ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 3 pcs
Price: $ 35.38
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ID: 406635
Weight: 23.98ct
Size: 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 63.31
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ID: 484847
Weight: 32.53ct
Size: 43.2 x 15.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 32.20
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ID: 694485
Weight: 34.55ct
Size: 37 x 28.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.32
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ID: 685861
Weight: 0.98ct
Size: 6.6 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.04
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ID: 709205
Weight: 1.47ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.35
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ID: 728024
Weight: 0.77ct
Size: 6.2 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.62
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ID: 643034
Weight: 4.83ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 44.34
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ID: 713648
Weight: 19.32ct
Size: 20 x 15 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 162.29
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ID: 472396
Weight: 5.48ct
Size: 10.9 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.70
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ID: 558530
Weight: 2.53ct (total)
Size: 7.1 x 4.6 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 9.62
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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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate

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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
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

I was able to find what I was looking for

Posted By Lincolnpremier in January, 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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate

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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
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

I was able to find what I was looking for

Posted By Lincolnpremier in January, 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