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

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ID: 436602
Weight: 2.72ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 8.83
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ID: 473055
Weight: 8.02ct
Size: 13.9 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 71.89
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ID: 503441
Weight: 2.62ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 6 pcs
Price: $ 24.20
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ID: 724527
Weight: 0.63ct
Size: 6.9 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 18.90
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ID: 463310
Weight: 4.66ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 36.91
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ID: 485157
Weight: 4.02ct
Size: 11 x 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 21.23
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ID: 693468
Weight: 4.48ct
Size: 11.6 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.13
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ID: 721915
Weight: 0.55ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.90
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ID: 730446
Weight: 0.29ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 13.92
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ID: 707216
Weight: 1.63ct
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 3.91
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ID: 727475
Weight: 1.02ct
Size: 5.9 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.36
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ID: 565268
Weight: 27.33ct
Size: 27.4 x 15.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.57
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ID: 735790
Weight: 25.55ct
Size: 24.2 x 20.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.16
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ID: 538010
Weight: 0.58ct
Size: 6 x 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 44.02
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ID: 456247
Weight: 3.21ct
Size: 11.5 x 8.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.66
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ID: 450500
Weight: 4.43ct
Size: 12.9 x 9.6 mm
Clarity: VVS
Content: 1 pc
Price: $ 40.93
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ID: 206015
Weight: 2.27ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 9 pcs
Price: $ 134.84
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ID: 715527
Weight: 0.34ct
Size: 4.5 x 3.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 21.62
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ID: 618082
Weight: 9.94ct (total)
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 50.26
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ID: 328604
Weight: 12.11ct
Size: 16.1 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.18
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ID: 510927
Weight: 30.48ct (total)
Size: 20.5 x 12.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 65.58
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ID: 723887
Weight: 88.20ct
Size: 25 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 104.78
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ID: 520012
Weight: 1.05ct
Size: 8.9 x 5.7 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 97.02
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ID: 394779
Weight: 4.94ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.60
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ID: 715811
Weight: 0.60ct
Size: 5.4 x 4.7 mm
Clarity: VS
Content: 1 pc
Price: $ 38.16
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ID: 573674
Weight: 6.51ct
Size: 14 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 51.56
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ID: 722113
Weight: 1.40ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 67.20
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ID: 568991
Weight: 0.92ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.50
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ID: 349645
Weight: 1.16ct
Size: 16.5 x 3.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.68
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ID: 692519
Weight: 16.17ct
Size: 17.9 x 14.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 135.83
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ID: 461627
Weight: 17.21ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 24.78
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ID: 493935
Weight: 8.18ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.70
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ID: 368466
Weight: 3.91ct
Size: 9.4 x 8.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 25.60
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ID: 558065
Weight: 3.60ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 27.23
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ID: 712322
Weight: 7.27ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.37
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ID: 517483
Weight: 1.48ct
Size: 7.5 x 6.2 mm
Clarity: VS
Content: 1 pc
Price: $ 29.30
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ID: 688428
Weight: 1.02ct
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 2.99
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ID: 673443
Weight: 0.78ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.72
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ID: 711700
Weight: 0.77ct
Size: 5.7 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 15.37
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ID: 423048
Weight: 39.55ct (total)
Size: 10.5 mm
Clarity: Opaque
Content: 5 pcs
Price: $ 41.76
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ID: 643682
Weight: 1.27ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 30.48
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ID: 663319
Weight: 17.51ct (total)
Size: 19.7 x 18.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 12.40
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ID: 513196
Weight: 1.27ct
Size: 7.3 x 5.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 92.21
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ID: 702073
Weight: 6.90ct
Size: 22.7 x 5.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.40
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ID: 708414
Weight: 3.84ct
Size: 15 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 116.30
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ID: 475780
Weight: 5.06ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 46.75
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ID: 697239
Weight: 0.68ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 4.08
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ID: 661880
Weight: 19.72ct
Size: 21.6 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.52
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ID: 456602
Weight: 1.45ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.40
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ID: 315162
Weight: 1.41ct
Size: 11.3 x 7.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 78.17
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ID: 718147
Weight: 0.66ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 19.80
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ID: 346642
Weight: 6.01ct
Size: 19.9 x 7.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 4,038.72
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ID: 661991
Weight: 1.88ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.79
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ID: 473007
Weight: 9.00ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 80.66
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ID: 415987
Weight: 1.51ct
Size: 13.1 x 3.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.83
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ID: 459839
Weight: 5.87ct
Size: 15 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 54.24
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ID: 619769
Weight: 22.96ct (total)
Size: 22.1 x 16.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 55.10
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ID: 655803
Weight: 1.35ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.40
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ID: 692716
Weight: 22.65ct
Size: 20 x 15 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 190.26
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ID: 464405
Weight: 4.30ct (total)
Size: 3.8 x 3.8 mm
Clarity: VS
Content: 10 pcs
Price: $ 39.73
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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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. 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

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I found the website easy to work with. The gemstones are lovely.

Posted By Sophie-Tiger in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. 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