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

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ID: 481327
Weight: 62.76ct
Size: 37.8 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.14
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ID: 498868
Weight: 1.48ct
Size: 10 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.43
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ID: 546647
Weight: 3.71ct
Size: 11 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.39
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ID: 450996
Weight: 2.59ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 23.93
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ID: 639288
Weight: 1.81ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 45.40
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ID: 693399
Weight: 3.78ct
Size: 11.3 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.61
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ID: 485219
Weight: 8.18ct (total)
Size: 9 x 9 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 43.19
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ID: 357224
Weight: 2.04ct
Size: 7.9 x 6.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 67.32
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ID: 567684
Weight: 1.66ct
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 37.25
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ID: 685619
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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ID: 555886
Weight: 7.12ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 53.95
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ID: 721881
Weight: 16.82ct
Size: 17.9 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.18
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ID: 673096
Weight: 1.36ct
Size: 8 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 32.64
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ID: 313684
Weight: 2.08ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS-SI
Content: 5 pcs
Price: $ 123.55
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ID: 699152
Weight: 15.90ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.08
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ID: 453455
Weight: 3.56ct (total)
Size: 7.1 x 5.2 mm
Clarity: VVS-VS
Content: 4 pcs
Price: $ 32.89
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ID: 609883
Weight: 5.36ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.83
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ID: 699611
Weight: 0.53ct
Size: 4.5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 31.80
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ID: 447502
Weight: 41.61ct
Size: 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 109.85
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ID: 663103
Weight: 0.70ct
Size: 5.7 x 4.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 4.20
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ID: 724707
Weight: 0.30ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 42.00
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ID: 676240
Weight: 5.96ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.96
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ID: 485214
Weight: 10.10ct (total)
Size: 10.6 x 10.3 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 53.33
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ID: 727194
Weight: 0.68ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 12.24
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ID: 712689
Weight: 0.94ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.77
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ID: 454674
Weight: 25.95ct (total)
Size: 21.5 x 13.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 34.26
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ID: 684375
Weight: 0.58ct (total)
Size: 4.1 x 3.1 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 24.36
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ID: 438940
Weight: 4.13ct
Size: 12.2 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 256.22
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ID: 582747
Weight: 5.27ct
Size: 13 x 10 mm
Clarity: VVS-VS
Price: $ 27.83
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ID: 644611
Weight: 4.52ct (total)
Size: 9.6 x 7.7 mm
Clarity: VVS
Content: 2 pcs
Price: $ 37.97
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ID: 546472
Weight: 3.19ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 25.26
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ID: 390024
Weight: 2.30ct (total)
Size: 5.5 x 4.3 mm
Clarity: VS
Content: 4 pcs
Price: $ 105.96
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ID: 571487
Weight: 4.05ct
Size: 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 26.74
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ID: 687786
Weight: 7.16ct (total)
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 21.13
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ID: 725676
Weight: 0.45ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 4.32
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ID: 658634
Weight: 9.01ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.81
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ID: 324054
Weight: 3.87ct (total)
Size: 8 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 32.18
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ID: 733468
Weight: 3.30ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 29.82
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ID: 704574
Weight: 1.51ct
Size: 11.6 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 45.30
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ID: 475106
Weight: 21.18ct
Size: 18.8 x 11.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 58.72
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ID: 650618
Weight: 6.89ct
Size: 27.1 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.18
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ID: 436213
Weight: 3.00ct
Size: 13.7 x 7.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.74
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ID: 497089
Weight: 2.26ct
Size: 8.8 x 7.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 40.61
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ID: 704879
Weight: 1.58ct
Size: 10.7 x 7.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 47.40
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ID: 418326
Weight: 10.57ct (total)
Size: 15.8 x 10.9 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 20.94
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ID: 659974
Weight: 5.31ct (total)
Size: 7.3 x 7.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 12.80
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ID: 503375
Weight: 5.98ct
Size: 12 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 46.73
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ID: 640736
Weight: 1.26ct
Size: 6.8 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 8.32
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ID: 697224
Weight: 19.07ct
Size: 34.9 x 9.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 2.29
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ID: 712905
Weight: 1.69ct
Size: 7.7 x 6.4 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 40.56
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ID: 661827
Weight: 2.13ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.14
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ID: 491662
Weight: 57.51ct (total)
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.56
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ID: 685592
Weight: 27.10ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.99
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ID: 725584
Weight: 1.49ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 14.30
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ID: 670862
Weight: 2.67ct
Size: 9.4 x 6.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 96.12
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ID: 485806
Weight: 5.88ct
Size: 14.2 x 10.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 49.39
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ID: 550505
Weight: 5.73ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 52.94
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ID: 655351
Weight: 1.34ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Price: $ 11.26
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ID: 477249
Weight: 1.43ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.33
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ID: 431680
Weight: 2.52ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 26.57
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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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss 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 -> 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 -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was nice and I bought some gems

Posted By Jay in December, 2024
Source: Bizrate

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 -> 8 star ratings

everything was fine

Posted By Marc in January, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss 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 -> 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 -> 10 star ratings

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 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