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

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ID: 685870
Weight: 1.01ct
Size: 6 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 18.59
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ID: 438375
Weight: 15.39ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 60.95
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ID: 476739
Weight: 23.79ct
Size: 23.9 x 15.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 94.21
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ID: 694117
Weight: 23.32ct
Size: 23.3 x 20.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.96
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ID: 697477
Weight: 0.62ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS
Price: $ 3.72
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ID: 481328
Weight: 44.30ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.86
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ID: 721758
Weight: 46.57ct
Size: 37.7 x 21.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.88
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ID: 686822
Weight: 5.78ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.94
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ID: 351111
Weight: 3.71ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: Transparent
Content: 10 pcs
Price: $ 97.94
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ID: 490562
Weight: 6.41ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 46.55
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ID: 730043
Weight: 5.63ct
Size: 14 x 10 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 540.48
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ID: 515014
Weight: 1.93ct
Size: 9 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.83
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ID: 382855
Weight: 12.95ct
Size: 18.7 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 62.16
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ID: 382327
Weight: 3.74ct (total)
Size: 3 mm (calibrated)
Clarity: VS
Content: 30 pcs
Price: $ 198.12
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ID: 401667
Weight: 2.40ct (total)
Size: 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 98.21
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ID: 460425
Weight: 3.47ct
Size: 13 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.06
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ID: 718842
Weight: 4.52ct
Size: 9.5 x 8.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 135.60
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ID: 392303
Weight: 76.29ct
Size: 35.2 x 23.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.24
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ID: 396336
Weight: 0.94ct
Size: 7.6 x 5.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 59.26
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ID: 722724
Weight: 15.38ct
Size: 21.8 x 14.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 129.19
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ID: 436189
Weight: 3.06ct
Size: 10 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 9.94
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ID: 582891
Weight: 10.26ct
Size: 15.2 x 12.1 mm
Clarity: VS
Content: 1 pc
Price: $ 81.26
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ID: 655782
Weight: 9.01ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.03
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ID: 711008
Weight: 0.96ct
Size: 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 19.16
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ID: 528255
Weight: 5.37ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.09
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ID: 586451
Weight: 2.84ct (total)
Size: 7 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 142.00
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ID: 568509
Weight: 3.52ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 33.78
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ID: 673937
Weight: 15.11ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 217.38
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ID: 734753
Weight: 3.71ct
Size: 10.6 x 7 mm
Clarity: VS
Content: 1 pc
Price: $ 155.82
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ID: 712356
Weight: 5.13ct
Size: 16 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.67
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ID: 694008
Weight: 19.87ct
Size: 19.2 x 18.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.62
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ID: 678855
Weight: 0.95ct
Size: 6.2 x 5.2 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 79.80
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ID: 699129
Weight: 1.85ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.54
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ID: 522794
Weight: 17.30ct
Size: 32 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.56
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ID: 606789
Weight: 2.46ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 6.49
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ID: 727965
Weight: 3.32ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 7.97
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ID: 499171
Weight: 2.14ct
Size: 12.4 x 4.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 423.72
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ID: 704861
Weight: 1.47ct
Size: 10 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 44.10
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ID: 451297
Weight: 1.60ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 14.78
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ID: 520887
Weight: 1.87ct
Size: 7 x 7 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 17.28
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ID: 724423
Weight: 105.35ct
Size: 33.6 x 32.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 792.23
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ID: 394770
Weight: 4.08ct
Size: 9.6 x 9.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 26.93
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ID: 477512
Weight: 3.01ct (total)
Size: 6.5 mm (calibrated)
Clarity: Translucent
Content: 5 pcs
Price: $ 84.66
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ID: 719438
Weight: 0.76ct
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 6.38
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ID: 614755
Weight: 1.77ct (total)
Size: 6 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 18.70
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ID: 706904
Weight: 1.27ct
Size: 8.1 x 7.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 3.05
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ID: 518613
Weight: 2.18ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 14.39
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ID: 720370
Weight: 1.34ct
Size: 7.3 x 5.3 mm
Clarity: VS
Content: 1 pc
Price: $ 128.98
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ID: 552998
Weight: 7.11ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.54
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ID: 671078
Weight: 10.00ct
Size: 19.7 x 12.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 25.80
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ID: 570377
Weight: 3.04ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 22.39
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ID: 647296
Weight: 29.83ct
Size: 44 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.80
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ID: 390153
Weight: 0.60ct
Size: 4.6 x 4.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 25.91
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ID: 712944
Weight: 2.08ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 34.61
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ID: 312948
Weight: 29.72ct
Size: 20 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 47.08
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ID: 684236
Weight: 2.43ct (total)
Size: 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 3.50
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ID: 437212
Weight: 3.91ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 7.74
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ID: 721802
Weight: 3.53ct
Size: 10 x 8.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 4.24
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ID: 689089
Weight: 1.70ct (total)
Size: 9 x 5.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 16.32
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ID: 548535
Weight: 0.99ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 297.00
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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

Easy and convenient

Posted By Butch in September, 2024
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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
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

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

Easy and convenient

Posted By Butch in September, 2024
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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
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

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