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

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ID: 587752
Weight: 1.65ct
Size: 8 x 6 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 43.56
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ID: 520658
Weight: 5.13ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 47.40
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ID: 439265
Weight: 2.49ct
Size: 8 x 8 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 154.48
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ID: 571932
Weight: 1.21ct (total)
Size: 8.1 x 4 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 12.78
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ID: 433563
Weight: 5.55ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 33.30
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ID: 711044
Weight: 15.68ct
Size: 18.3 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.22
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ID: 558896
Weight: 1.11ct
Size: 7.8 x 5.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 4.22
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ID: 310830
Weight: 3.43ct (total)
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 15 pcs
Price: $ 203.75
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ID: 565355
Weight: 1.58ct
Size: 7.6 x 6.1 mm
Clarity: SI
Content: 1 pc
Price: $ 35.95
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ID: 619161
Weight: 4.26ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 17.95
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ID: 645213
Weight: 2.32ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 5.57
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ID: 704645
Weight: 1.48ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.40
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ID: 544461
Weight: 0.58ct
Size: 7.4 x 4.6 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 25.96
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ID: 700045
Weight: 0.80ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 7.68
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ID: 499225
Weight: 1.74ct
Size: 7 x 7 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 31.24
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ID: 525347
Weight: 1.61ct
Size: 7.5 x 6.8 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 297.53
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ID: 372549
Weight: 1.77ct
Size: 9.8 x 6.2 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 11.69
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ID: 726880
Weight: 0.60ct
Size: 8 x 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.00
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ID: 688804
Weight: 0.84ct
Size: 9.1 x 5 mm
Clarity: VS
Content: 1 pc
Price: $ 8.06
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ID: 500333
Weight: 1.52ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 10.03
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ID: 719473
Weight: 0.65ct
Size: 5.2 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 11.70
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ID: 417756
Weight: 2.37ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 96.98
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ID: 486380
Weight: 40.75ct
Size: 42.1 x 21.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.42
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ID: 723011
Weight: 0.61ct
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.30
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ID: 633691
Weight: 25.34ct
Size: 20.7 x 14.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 134.71
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ID: 698503
Weight: 2.12ct
Size: 8.5 x 6.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 12.72
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ID: 605612
Weight: 3.62ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 47.78
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ID: 708065
Weight: 17.55ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 16.85
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ID: 396709
Weight: 1.06ct
Size: 7.3 x 5.2 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 66.83
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ID: 467273
Weight: 1.85ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 97.68
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ID: 713835
Weight: 1.23ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 10.33
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ID: 393541
Weight: 4.69ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.96
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ID: 672049
Weight: 2.05ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 49.20
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ID: 711085
Weight: 1.61ct
Size: 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 32.15
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ID: 694136
Weight: 0.94ct
Size: 8.2 x 4.3 mm
Clarity: VVS
Content: 1 pc
Price: $ 28.20
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ID: 721415
Weight: 0.51ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 24.48
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ID: 477241
Weight: 1.16ct
Size: 6.6 x 5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 12.98
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ID: 518626
Weight: 1.85ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 170.94
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ID: 709201
Weight: 1.38ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 11.59
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ID: 672089
Weight: 1.32ct
Size: 7 x 5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.75
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ID: 691681
Weight: 0.75ct
Size: 12.3 x 5.3 mm
Clarity: Transparent
Content: 1 pc
Price: $ 40.50
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ID: 572179
Weight: 2.78ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Price: $ 25.69
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ID: 574616
Weight: 3.38ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 74.36
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ID: 554917
Weight: 0.68ct
Size: 6.7 x 4.6 mm
Clarity: VS
Content: 1 pc
Price: $ 17.95
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ID: 716362
Weight: 2.80ct
Size: 10 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 26.88
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ID: 557577
Weight: 0.48ct
Size: 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 14.57
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ID: 719570
Weight: 0.73ct
Size: 6.6 x 4.9 mm
Clarity: VS
Content: 1 pc
Price: $ 6.13
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ID: 631648
Weight: 4.71ct
Size: 12 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 56.52
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ID: 711614
Weight: 32.86ct
Size: 22.9 x 18.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.15
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ID: 674146
Weight: 2.10ct
Size: 11.8 x 8.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 88.20
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ID: 707511
Weight: 3.73ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 20.54
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ID: 626160
Weight: 1.33ct
Size: 7.6 x 4.8 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.27
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ID: 578698
Weight: 6.83ct (total)
Size: 14.1 x 8.1 mm
Clarity: VVS
Content: 2 pcs
Price: $ 63.11
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ID: 367065
Weight: 1.07ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 149.17
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ID: 724922
Weight: 0.43ct
Size: 6.1 x 3 mm
Clarity: VVS
Content: 1 pc
Price: $ 18.06
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ID: 714764
Weight: 5.60ct
Size: 11.2 x 9.4 mm
Clarity: VS
Content: 1 pc
Price: $ 302.40
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ID: 638181
Weight: 1.09ct
Size: 7 x 5.2 mm
Clarity: SI
Content: 1 pc
Price: $ 26.16
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ID: 365575
Weight: 1.71ct
Size: 7.4 x 6.4 mm
Clarity: VS
Content: 1 pc
Price: $ 62.69
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ID: 720853
Weight: 1.58ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS-VS
Price: $ 13.27
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ID: 704673
Weight: 27.55ct
Size: 38.5 x 9.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 3.31
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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 -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 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

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 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

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 -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All Good

Posted By Boru in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience shopping and finding what I was looking for, the only improvement I could think of would be allowing to filter more than one size at a time.

Posted By Tlicious04 in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and convenient

Posted By Butch in September, 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

GemSelect website simple to use. I recommend it to non-trade clients looking for gems.

Posted By GemJocky in July, 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

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