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

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ID: 730093
Weight: 0.30ct
Size: 5 x 3 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 14.40
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ID: 671196
Weight: 25.99ct
Size: 31.8 x 19.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 67.06
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ID: 705598
Weight: 3.00ct
Size: 10 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 2.77
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ID: 628385
Weight: 15.18ct
Size: 20.8 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.08
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ID: 433680
Weight: 4.28ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 28.25
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ID: 493895
Weight: 5.04ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.11
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ID: 712106
Weight: 2.76ct
Size: 14 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.36
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ID: 612318
Weight: 2.08ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 68.64
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ID: 647617
Weight: 1.27ct
Size: 7.4 x 5.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 28.96
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ID: 689087
Weight: 1.65ct (total)
Size: 9.1 x 5.1 mm
Clarity: VS
Content: 2 pcs
Price: $ 15.84
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ID: 715733
Weight: 6.64ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 63.74
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ID: 390049
Weight: 2.80ct (total)
Size: 2.5 mm (calibrated)
Clarity: VS-SI
Content: 40 pcs
Price: $ 262.01
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ID: 693725
Weight: 1.45ct
Size: 8.6 x 6.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.22
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ID: 645989
Weight: 14.61ct
Size: 21 x 13.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.99
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ID: 462003
Weight: 3.75ct (total)
Size: 11.9 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 44.70
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ID: 682797
Weight: 10.65ct
Size: 15.8 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.90
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ID: 587686
Weight: 28.03ct
Size: 20.9 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.67
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ID: 661942
Weight: 2.09ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 5.04
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ID: 673878
Weight: 1.02ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 42.84
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ID: 687173
Weight: 7.07ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.48
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ID: 451100
Weight: 1.64ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 15.16
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ID: 594727
Weight: 1.02ct
Size: 5 x 5 mm (calibrated)
Clarity: SI
Price: $ 24.24
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ID: 719769
Weight: 0.62ct
Size: 5.3 x 4 mm
Clarity: VVS
Content: 1 pc
Price: $ 11.16
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ID: 721486
Weight: 0.60ct
Size: 5 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 28.80
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ID: 390984
Weight: 3.88ct
Size: 9 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 29.88
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ID: 338137
Weight: 5.03ct
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 23.23
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ID: 464442
Weight: 2.74ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 6 pcs
Price: $ 25.32
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ID: 481345
Weight: 33.41ct
Size: 27.6 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.08
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ID: 712703
Weight: 11.64ct
Size: 18 x 13 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.01
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ID: 656171
Weight: 1.20ct
Size: 10 x 5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 1.87
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ID: 692661
Weight: 13.48ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 113.23
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ID: 314935
Weight: 1.83ct
Size: 12 x 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 101.46
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ID: 650108
Weight: 1.38ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 9.91
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ID: 439102
Weight: 3.32ct
Size: 9 x 9 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 131.47
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ID: 382123
Weight: 11.10ct
Size: 16 x 12 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 273.00
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ID: 453820
Weight: 3.88ct
Size: 12.2 x 8.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 35.86
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ID: 464475
Weight: 4.71ct (total)
Size: 4 x 4 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 43.52
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ID: 470997
Weight: 3.29ct
Size: 10 x 10 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 30.40
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ID: 645775
Weight: 11.70ct
Size: 25.5 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.50
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ID: 418299
Weight: 5.55ct
Size: 15.2 x 8.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.98
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ID: 565103
Weight: 0.14ct (total)
Size: 2.7 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 306.46
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ID: 378395
Weight: 2.58ct (total)
Size: 5 mm (calibrated)
Clarity: VVS
Content: 4 pcs
Price: $ 125.78
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ID: 398729
Weight: 2.11ct
Size: 8.1 x 7.4 mm
Clarity: VS
Content: 1 pc
Price: $ 55.70
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ID: 647936
Weight: 1.20ct
Size: 7 x 5 mm (calibrated)
Clarity: VS-SI
Content: 1 pc
Price: $ 31.68
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ID: 470298
Weight: 71.43ct
Size: 33 x 20.9 mm
Clarity: VVS
Content: 1 pc
Price: $ 117.86
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ID: 687565
Weight: 5.95ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.14
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ID: 585600
Weight: 40.05ct
Size: 40.5 x 23.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.78
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ID: 485673
Weight: 8.75ct
Size: 15 x 15 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 9.63
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ID: 385163
Weight: 6.69ct
Size: 19.2 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 60.23
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ID: 696836
Weight: 0.33ct
Size: 3.8 mm
Clarity: VS
Content: 1 pc
Price: $ 7.13
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ID: 347755
Weight: 23.24ct
Size: 25.6 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.67
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ID: 623758
Weight: 6.62ct
Size: 20.4 x 8.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 112.37
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ID: 494893
Weight: 4.54ct
Size: 12 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 32.65
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ID: 696397
Weight: 20.56ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.81
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ID: 401660
Weight: 3.31ct (total)
Size: 5 mm (calibrated)
Clarity: VVS-VS
Content: 4 pcs
Price: $ 135.44
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ID: 465401
Weight: 4.37ct
Size: 14 x 10 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 38.24
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ID: 691177
Weight: 2.07ct
Size: 7.3 x 5.7 mm
Clarity: VVS
Content: 1 pc
Price: $ 68.63
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ID: 400119
Weight: 6.79ct (total)
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 22.40
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ID: 670417
Weight: 11.56ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 22.79
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ID: 698748
Weight: 3.28ct
Size: 11 x 9 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 27.55
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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

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 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

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 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 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 -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike 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 -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 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

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 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 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 -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have bought from you before and have found your gems exceed my expectations. I have been very satisfied with all gems sent to me. I will be back. Thanks....

Posted By Dork in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike 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