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

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ID: 724864
Weight: 1.71ct
Size: 9.7 x 4.4 mm
Clarity: VS
Content: 1 pc
Price: $ 71.82
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ID: 535772
Weight: 3.20ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.04
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ID: 735049
Weight: 0.49ct
Size: 5.7 x 4.1 mm
Clarity: SI
Content: 1 pc
Price: $ 411.60
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ID: 428381
Weight: 10.68ct (total)
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 64.08
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ID: 492462
Weight: 6.79ct
Size: 19.7 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.63
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ID: 708820
Weight: 3.27ct
Size: 15.7 x 7.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 99.04
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ID: 338239
Weight: 9.91ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.71
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ID: 351393
Weight: 5.26ct
Size: 18 x 9.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.60
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ID: 659430
Weight: 9.07ct
Size: 19.9 x 14 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.77
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ID: 669525
Weight: 25.50ct
Size: 23.3 x 19.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.50
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ID: 732446
Weight: 0.75ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.00
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ID: 696847
Weight: 24.11ct
Size: 21.2 x 17.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.49
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ID: 660627
Weight: 12.43ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 14.92
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ID: 730418
Weight: 6.20ct
Size: 14 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 595.20
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ID: 730300
Weight: 68.10ct
Size: 35.3 x 27.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.38
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ID: 708458
Weight: 1.17ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.17
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ID: 368487
Weight: 4.03ct
Size: 9.4 x 8.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 26.39
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ID: 713843
Weight: 0.88ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.78
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ID: 658286
Weight: 19.11ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.93
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ID: 688117
Weight: 16.71ct
Size: 22.6 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.33
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ID: 689671
Weight: 3.17ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 30.43
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ID: 719800
Weight: 0.96ct
Size: 5.8 x 4.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 17.28
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ID: 420162
Weight: 39.75ct
Size: 27 x 20 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 78.70
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ID: 570066
Weight: 3.59ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 26.44
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ID: 522429
Weight: 24.26ct
Size: 28.3 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.20
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ID: 484377
Weight: 2.94ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.71
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ID: 711246
Weight: 33.61ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 60.50
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ID: 556634
Weight: 1.67ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.98
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ID: 397508
Weight: 9.81ct
Size: 13 x 13 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 64.75
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ID: 711293
Weight: 5.20ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 74.88
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ID: 724145
Weight: 1.10ct
Size: 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 10.56
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ID: 534122
Weight: 1.54ct
Size: 8.1 x 6.3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.23
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ID: 482184
Weight: 1.99ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.35
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ID: 479160
Weight: 2.97ct (total)
Size: 10.1 x 5.2 mm
Clarity: VVS
Content: 2 pcs
Price: $ 31.37
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ID: 704944
Weight: 32.02ct
Size: 36.2 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.68
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ID: 560992
Weight: 0.90ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 8.32
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ID: 387791
Weight: 1.61ct (total)
Size: 3.7 x 3 mm
Clarity: VS
Content: 7 pcs
Price: $ 142.98
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ID: 470091
Weight: 130.99ct
Size: 42.3 x 25.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 216.13
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ID: 418794
Weight: 4.88ct
Size: 15.6 x 10.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.66
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ID: 682543
Weight: 14.85ct
Size: 22.1 x 9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 142.56
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ID: 706859
Weight: 3.92ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 9.41
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ID: 694404
Weight: 10.88ct (total)
Size: 15.1 x 9.2 mm
Clarity: VS
Content: 2 pcs
Price: $ 91.39
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ID: 533386
Weight: 2.06ct
Size: 9 x 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 13.44
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ID: 688231
Weight: 0.25ct
Size: 3.6 x 3.6 mm
Clarity: VS
Content: 1 pc
Price: $ 16.50
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ID: 618133
Weight: 3.70ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 122.10
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ID: 691077
Weight: 0.46ct
Size: 4.2 mm
Clarity: SI-I1
Content: 1 pc
Price: $ 27.60
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ID: 548664
Weight: 1.17ct
Size: 6.4 x 5.6 mm
Clarity: VS
Content: 1 pc
Price: $ 98.28
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ID: 445817
Weight: 2.41ct
Size: 8.6 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 115.07
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ID: 425650
Weight: 4.02ct
Size: 9.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 31.84
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ID: 517855
Weight: 1.25ct
Size: 10.7 x 3.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 113.86
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ID: 447203
Weight: 2.06ct
Size: 7.6 x 7.5 mm
Clarity: VS
Content: 1 pc
Price: $ 97.36
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ID: 645959
Weight: 24.04ct
Size: 21.9 x 21.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.56
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ID: 472119
Weight: 8.89ct
Size: 14 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 82.14
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ID: 486240
Weight: 8.14ct
Size: 16 x 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 68.38
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ID: 428399
Weight: 5.78ct
Size: 18.2 x 9.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 45.78
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ID: 691104
Weight: 3.34ct
Size: 12.9 x 8.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 180.36
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ID: 694836
Weight: 19.68ct
Size: 23.4 x 14 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 136.03
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ID: 719959
Weight: 0.83ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 6.97
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ID: 439211
Weight: 2.47ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 153.24
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ID: 554945
Weight: 20.53ct
Size: 19.8 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.94
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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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

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

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 -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 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 -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was my second time so I understand what it is to do

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
Source: Bizrate

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

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 -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 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