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

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ID: 714846
Weight: 19.23ct
Size: 19 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.85
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ID: 618767
Weight: 25.78ct (total)
Size: 20 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 68.06
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ID: 408011
Weight: 6.30ct
Size: 13 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.89
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ID: 617890
Weight: 10.35ct
Size: 21.1 x 11 mm
Clarity: Translucent
Content: 1 pc
Price: $ 68.32
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ID: 474829
Weight: 34.13ct (total)
Size: 23.2 x 14.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 81.08
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ID: 636435
Weight: 0.69ct
Size: 8 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 18.22
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ID: 721774
Weight: 0.68ct
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.64
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ID: 503906
Weight: avg. 0.24 ct / each
Size: 5 x 3 mm (calibrated)
Clarity: VVS-VS
Price: $ 1.88
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ID: 471547
Weight: 1.48ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 195.36
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ID: 730331
Weight: 1.52ct
Size: 7.3 x 7.1 mm
Clarity: VS
Content: 1 pc
Price: $ 255.36
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ID: 419817
Weight: 1.09ct
Size: 6.3 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 69.06
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ID: 698595
Weight: 1.21ct
Size: 6.7 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.26
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ID: 689609
Weight: 2.02ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.12
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ID: 451170
Weight: 1.55ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 14.33
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ID: 449411
Weight: 2.71ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 17.89
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ID: 551063
Weight: 3.40ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.58
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ID: 407969
Weight: 6.07ct
Size: 13 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.35
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ID: 483547
Weight: 1.52ct
Size: 6.9 x 5.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 130.42
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ID: 684220
Weight: 0.84ct (total)
Size: 5 x 4 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 35.28
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ID: 650972
Weight: 1.14ct (total)
Size: 7.1 x 4.7 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 10.94
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ID: 479654
Weight: 2.27ct (total)
Size: 10.1 x 5.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 23.98
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ID: 712193
Weight: 4.03ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.74
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ID: 367160
Weight: 7.16ct
Size: 15.7 x 9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 48.67
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ID: 394204
Weight: 21.13ct
Size: 30.7 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.86
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ID: 413680
Weight: 12.25ct
Size: 14 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 404.26
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ID: 559404
Weight: 1.81ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 37.16
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ID: 728049
Weight: 1.05ct
Size: 6.4 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 6.30
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ID: 609040
Weight: 3.40ct
Size: 11 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 62.83
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ID: 719389
Weight: 0.82ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.76
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ID: 693729
Weight: 4.25ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 140.92
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ID: 679209
Weight: 2.92ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.53
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ID: 393480
Weight: 7.55ct
Size: 12 x 12 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 49.84
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ID: 704646
Weight: 1.22ct
Size: 9.5 x 7.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.60
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ID: 636642
Weight: 0.54ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.55
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ID: 416058
Weight: 1.32ct
Size: 21.3 x 3 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 41.82
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ID: 398785
Weight: 1.16ct
Size: 9 x 5.4 mm
Clarity: VS
Content: 1 pc
Price: $ 64.80
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ID: 551277
Weight: 3.04ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.44
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ID: 558483
Weight: 1.58ct (total)
Size: 6.4 x 4.2 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 6.01
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ID: 725204
Weight: 27.38ct
Size: 27.2 x 17.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 98.57
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ID: 469899
Weight: 30.18ct (total)
Size: 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 20.71
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ID: 725277
Weight: 0.89ct
Size: 9.8 x 3.3 mm
Clarity: VS
Content: 1 pc
Price: $ 37.38
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ID: 611457
Weight: 2.05ct
Size: 7.6 x 6.9 mm
Clarity: Transparent
Content: 1 pc
Price: $ 13.54
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ID: 609891
Weight: 7.20ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 73.66
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ID: 484160
Weight: 3.41ct
Size: 10.2 x 7.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 11.26
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ID: 702342
Weight: avg. 0.11 ct / each
Size: 2.9 mm (calibrated)
Clarity: Opaque
Price: $ 37.69
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ID: 714212
Weight: 0.33ct
Size: 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.82
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ID: 671019
Weight: 23.11ct
Size: 30 x 18.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 59.63
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ID: 672463
Weight: 4.74ct (total)
Size: 17.9 x 8.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.37
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ID: 562915
Weight: 3.72ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.37
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ID: 709091
Weight: 0.85ct
Size: 5.5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.56
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ID: 584681
Weight: 18.01ct (total)
Size: 20.4 x 13.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 13.08
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ID: 430738
Weight: 8.81ct
Size: 14 x 10.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 22.92
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ID: 736600
Weight: 35.56ct
Size: 30.2 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.43
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ID: 619138
Weight: 9.66ct (total)
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 25.50
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ID: 690763
Weight: 0.53ct
Size: 4.7 x 3.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.21
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ID: 702345
Weight: avg. 0.05 ct / each
Size: 2.1 mm (calibrated)
Clarity: Opaque
Price: $ 15.30
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ID: 687745
Weight: 13.82ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.58
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ID: 693743
Weight: 2.07ct
Size: 11 x 5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 124.20
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ID: 351753
Weight: 3.16ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 10 pcs
Price: $ 83.42
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ID: 435338
Weight: 2.54ct
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 23.47
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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 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 -> 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 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

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 -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 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

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 -> 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 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

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 -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love gemstones. My father was a jeweler & I used to shop for stones for him.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 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