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

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ID: 656085
Weight: 1.32ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 31.68
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ID: 478209
Weight: 1.02ct
Size: 9.3 x 5.5 mm
Clarity: VS
Content: 1 pc
Price: $ 134.64
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ID: 532317
Weight: 4.56ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.12
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ID: 714339
Weight: 0.31ct
Size: 4 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 9.30
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ID: 730138
Weight: 33.61ct
Size: 29.8 x 25.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.27
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ID: 408267
Weight: 12.25ct
Size: 14 x 14 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 28.94
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ID: 362359
Weight: 2.20ct
Size: 16.3 x 4.1 mm
Clarity: VVS
Content: 1 pc
Price: $ 72.60
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ID: 346842
Weight: 37.10ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.97
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ID: 361168
Weight: 18.36ct
Size: 19 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.50
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ID: 671931
Weight: 0.64ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 15.36
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ID: 662900
Weight: 1.56ct
Size: 6.6 x 6.1 mm
Clarity: Transparent
Content: 1 pc
Price: $ 9.36
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ID: 348779
Weight: 44.82ct
Size: 33.9 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.16
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ID: 543728
Weight: 1.04ct (total)
Size: 4.2 x 4.1 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.61
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ID: 640515
Weight: 1.06ct
Size: 8 x 6 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 30.53
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ID: 691905
Weight: 0.16ct
Size: 3.3 x 3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 6.10
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ID: 705732
Weight: 0.71ct
Size: 6 x 6 mm (calibrated)
Clarity: VVS
Price: $ 5.96
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ID: 447196
Weight: 2.09ct
Size: 7.7 x 6.5 mm
Clarity: VS
Content: 1 pc
Price: $ 98.76
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ID: 390941
Weight: 3.40ct
Size: 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 31.42
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ID: 493896
Weight: 3.89ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 27.88
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ID: 447732
Weight: 17.82ct
Size: 19.4 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.70
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ID: 712640
Weight: 1.58ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.21
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ID: 485235
Weight: 6.29ct (total)
Size: 11 x 11 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 33.22
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ID: 687100
Weight: 9.29ct (total)
Size: 14 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.42
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ID: 476799
Weight: 32.74ct
Size: 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 129.65
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ID: 733102
Weight: 0.45ct
Size: 6 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 18.90
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ID: 348980
Weight: 2.34ct
Size: 20.5 x 3.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 77.22
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ID: 692161
Weight: 0.60ct
Size: 5 mm (calibrated)
Clarity: SI-I1
Content: 1 pc
Price: $ 36.00
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ID: 725207
Weight: 31.32ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 112.75
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ID: 401705
Weight: 1.07ct
Size: 7.1 x 5.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 132.80
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ID: 437871
Weight: 1.70ct
Size: 21.1 x 3.3 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 56.10
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ID: 395131
Weight: 4.59ct (total)
Size: 8 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 30.30
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ID: 415329
Weight: 1.28ct
Size: 6.8 x 5.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 84.48
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ID: 533364
Weight: 0.86ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.94
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ID: 689002
Weight: 4.26ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 23.24
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ID: 527851
Weight: 0.87ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.19
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ID: 499257
Weight: 1.94ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 34.82
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ID: 455352
Weight: 35.22ct (total)
Size: 19.2 x 12.6 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 59.04
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ID: 475136
Weight: 4.43ct
Size: 11 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.93
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ID: 664797
Weight: 1.23ct
Size: 7.7 x 5.8 mm
Clarity: VS
Content: 1 pc
Price: $ 13.28
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ID: 596422
Weight: 12.28ct (total)
Size: 17 x 17 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 48.62
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ID: 379835
Weight: 3.17ct (total)
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 179.60
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ID: 492922
Weight: 5.65ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 40.87
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ID: 416380
Weight: 1.24ct
Size: 18.4 x 3 mm
Clarity: VS
Content: 1 pc
Price: $ 39.29
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ID: 423103
Weight: 25.54ct (total)
Size: 11 mm (calibrated)
Clarity: Transparent
Content: 3 pcs
Price: $ 33.71
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ID: 606674
Weight: 2.09ct
Size: 8.9 x 7.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 137.94
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ID: 610314
Weight: 14.98ct
Size: 27.4 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.24
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ID: 357941
Weight: 3.79ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 10 pcs
Price: $ 25.02
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ID: 724496
Weight: 0.47ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 14.10
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ID: 690630
Weight: 0.29ct
Size: 5 x 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.05
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ID: 668412
Weight: 5.75ct
Size: 16.1 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.50
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ID: 701846
Weight: 0.95ct
Size: 8 x 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 165.60
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ID: 410035
Weight: 5.55ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 36.64
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ID: 728016
Weight: 2.70ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 6.48
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ID: 640470
Weight: 0.30ct
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 14.40
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ID: 711145
Weight: 17.78ct
Size: 21.3 x 16 mm
Clarity: VVS
Content: 1 pc
Price: $ 149.35
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ID: 694314
Weight: 0.78ct
Size: 11 x 3.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 23.40
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ID: 693467
Weight: 109.22ct
Size: 64.4 x 36 mm
Clarity: Opaque
Content: 1 pc
Price: $ 65.53
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ID: 393625
Weight: 5.71ct
Size: 11 x 11 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 37.69
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ID: 529266
Weight: 1.79ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.54
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ID: 727878
Weight: 2.45ct
Size: 8.6 x 7.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 14.70
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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

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 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

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 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

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

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 -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 8 star ratings

Love the ease of access. Easy to find what you are looking for, and fair pricing.

Posted By NickBehnke in October, 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

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 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

This was a great time as always. The only problem I had was deciding between all the beautiful and affordable stones that met my requirements. I love shopping for sapphires!

Posted By Phoenix in August, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

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