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

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ID: 666802
Weight: 2.42ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 49.63
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ID: 349398
Weight: 1.03ct
Size: 7.3 x 6 mm
Clarity: VS
Content: 1 pc
Price: $ 122.38
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ID: 465365
Weight: 4.78ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.83
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ID: 390803
Weight: 1.76ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 113.69
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ID: 701018
Weight: 0.81ct
Size: 5.5 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 48.60
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ID: 621922
Weight: 20.10ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 31.31
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ID: 717967
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 86.40
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ID: 342029
Weight: 3.86ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 37.45
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ID: 571164
Weight: 0.93ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.59
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ID: 414560
Weight: 10.31ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 68.05
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ID: 393965
Weight: 24.08ct
Size: 25.8 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.79
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ID: 708843
Weight: 1.52ct
Size: 6.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 31.39
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ID: 706924
Weight: 2.39ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.74
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ID: 693030
Weight: 34.31ct
Size: 40.5 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.35
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ID: 435667
Weight: 2.56ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 16.90
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ID: 640013
Weight: 0.26ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 12.48
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ID: 422543
Weight: 4.62ct
Size: 11 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.72
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ID: 639108
Weight: 1.07ct (total)
Size: 6.3 x 4.2 mm
Clarity: VVS
Content: 2 pcs
Price: $ 8.99
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ID: 627857
Weight: 11.60ct
Size: 19.8 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.60
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ID: 391882
Weight: 35.43ct
Size: 26.6 x 26.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.76
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ID: 391986
Weight: 49.39ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 130.39
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ID: 442830
Weight: 3.58ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.46
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ID: 681735
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 15.84
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ID: 689126
Weight: 1.25ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 12.00
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ID: 541566
Weight: 4.94ct (total)
Size: 8.7 x 7.3 mm
Clarity: VS-SI
Content: 2 pcs
Price: $ 99.25
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ID: 635564
Weight: 4.20ct
Size: 14.1 x 9.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 35.28
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ID: 545222
Weight: 1.75ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 13.06
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ID: 498311
Weight: 2.57ct (total)
Size: 9.9 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 27.14
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ID: 582565
Weight: 1.19ct
Size: 8.8 x 6.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 62.83
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ID: 699718
Weight: 0.62ct
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 5.95
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ID: 716411
Weight: 3.03ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 29.09
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ID: 514181
Weight: 17.68ct (total)
Size: 18.1 x 12.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 46.21
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ID: 691559
Weight: 2.31ct
Size: 13.5 x 8.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 124.74
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ID: 735008
Weight: 8.87ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 53.22
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ID: 500456
Weight: 1.78ct (total)
Size: 5.9 x 5.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 16.45
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ID: 675210
Weight: 24.45ct
Size: 32.2 x 19.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.01
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ID: 528817
Weight: 39.78ct
Size: 23.9 x 20 mm
Clarity: Transparent
Content: 1 pc
Price: $ 105.02
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ID: 660351
Weight: 1.28ct
Size: 7.4 x 6.1 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 30.72
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ID: 725016
Weight: 36.21ct
Size: 28.1 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 130.36
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ID: 532231
Weight: 5.89ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 42.77
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ID: 376564
Weight: 3.56ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent/Translucent
Price: $ 32.89
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ID: 624141
Weight: 2.49ct
Size: 8.2 x 7.2 mm
Clarity: Transparent
Content: 1 pc
Price: $ 16.44
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ID: 550835
Weight: 1.45ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.92
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ID: 725191
Weight: 0.67ct
Size: 9.7 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.14
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ID: 704552
Weight: 2.42ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 72.60
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ID: 640510
Weight: 1.12ct
Size: 8.6 x 6.5 mm
Clarity: VVS
Content: 1 pc
Price: $ 32.26
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ID: 291478
Weight: 9.37ct
Size: 24.9 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.02
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ID: 710238
Weight: 5.83ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 48.97
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ID: 606778
Weight: 2.69ct
Size: 10.6 x 9.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 29.59
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ID: 682819
Weight: 0.93ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 16.74
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ID: 626158
Weight: 1.30ct
Size: 6.6 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.15
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ID: 664519
Weight: 1.75ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 37.80
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ID: 718468
Weight: 1.62ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.60
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ID: 570254
Weight: 0.82ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 8.66
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ID: 371613
Weight: 4.57ct (total)
Size: 5.5 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 217.16
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ID: 608196
Weight: 2.10ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 69.30
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ID: 712303
Weight: 4.84ct (total)
Size: 12 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 12.89
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ID: 557212
Weight: 3.28ct (total)
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 27.46
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ID: 465227
Weight: 4.64ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 40.61
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ID: 688385
Weight: 5.46ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.55
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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 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

Helpselect accomplished all personal growth goals

Posted By Mike in October, 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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz 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

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

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 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 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

Helpselect accomplished all personal growth goals

Posted By Mike in October, 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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz 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

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

Everything went well, the payment options are easily declined but, but once sorted out, everything is smooth. I have bought from GemSelect before and am consistently satisfied with them.

Posted By Gabe in August, 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