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

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ID: 725859
Weight: 2.31ct (total)
Size: 7 x 5.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 91.50
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ID: 549115
Weight: 2.50ct (total)
Size: 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 30.20
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ID: 433774
Weight: 25.46ct
Size: 27.1 x 18.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.61
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ID: 514131
Weight: 6.77ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 63.72
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ID: 453045
Weight: 3.34ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 30.86
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ID: 686466
Weight: 0.49ct
Size: 6 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 10.58
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ID: 730821
Weight: 13.73ct (total)
Size: 22 x 11.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 9.40
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ID: 518705
Weight: 2.34ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.44
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ID: 456836
Weight: 3.76ct
Size: 11.2 x 7.7 mm
Clarity: VS
Content: 1 pc
Price: $ 19.85
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ID: 464364
Weight: 4.54ct (total)
Size: 4.2 x 4.1 mm
Clarity: VS
Content: 10 pcs
Price: $ 41.95
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ID: 720401
Weight: 1.03ct
Size: 9.4 x 4.1 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 99.14
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ID: 662141
Weight: 1.86ct
Size: 7 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 4.49
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ID: 675897
Weight: 1.82ct
Size: 8.1 x 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.17
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ID: 514930
Weight: 12.79ct
Size: 16 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 18.74
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ID: 388759
Weight: 0.99ct
Size: 10.2 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 63.56
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ID: 692524
Weight: 16.33ct
Size: 18 x 14 mm
Clarity: VS
Content: 1 pc
Price: $ 137.17
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ID: 656623
Weight: 2.70ct
Size: 9 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 16.20
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ID: 691408
Weight: 3.60ct
Size: 10.3 x 7.4 mm
Clarity: VVS
Content: 1 pc
Price: $ 95.04
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ID: 719386
Weight: 0.80ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.40
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ID: 728244
Weight: 2.73ct (total)
Size: 6.9 x 5.9 mm
Clarity: Transparent
Content: 2 pcs
Price: $ 16.38
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ID: 390587
Weight: 2.84ct (total)
Size: 5 x 3 mm (calibrated)
Clarity: VS
Content: 10 pcs
Price: $ 182.80
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ID: 539862
Weight: 1.18ct
Size: 6 x 6 mm (calibrated)
Clarity: SI
Content: 1 pc
Price: $ 23.86
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ID: 481603
Weight: 18.09ct
Size: 18.4 x 16.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 26.03
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ID: 545192
Weight: 2.82ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 21.02
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ID: 482197
Weight: 16.56ct (total)
Size: 19.3 x 12.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 21.42
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ID: 325468
Weight: 1.59ct (total)
Size: 4 mm (calibrated)
Clarity: VVS-VS
Content: 5 pcs
Price: $ 209.88
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ID: 393281
Weight: 3.71ct
Size: 9.6 x 9.4 mm
Clarity: Transparent
Content: 1 pc
Price: $ 24.49
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ID: 618960
Weight: 4.76ct
Size: 16 x 8 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 24.06
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ID: 518628
Weight: 1.73ct
Size: 10.2 x 6.7 mm
Clarity: VS
Content: 1 pc
Price: $ 159.85
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ID: 602101
Weight: 0.65ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 17.88
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ID: 698691
Weight: 1.18ct
Size: 6.3 x 5.6 mm
Clarity: Transparent
Content: 1 pc
Price: $ 7.08
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ID: 448744
Weight: 24.90ct
Size: 21.3 x 16.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 32.87
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ID: 434837
Weight: 50.09ct
Size: 29.6 x 25.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 99.18
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ID: 722704
Weight: 18.02ct
Size: 25.2 x 12.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 151.37
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ID: 709994
Weight: 0.49ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Price: $ 4.12
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ID: 478038
Weight: 4.03ct
Size: 15 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 36.92
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ID: 712706
Weight: 2.65ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 7.06
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ID: 496777
Weight: 2.23ct
Size: 9.2 x 7.6 mm
Clarity: VS
Content: 1 pc
Price: $ 58.87
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ID: 563548
Weight: 2.93ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.58
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ID: 587279
Weight: 1.40ct
Size: 7.5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 129.36
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ID: 519119
Weight: 31.22ct
Size: 23.7 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.68
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ID: 712805
Weight: 1.44ct
Size: 7 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 28.75
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ID: 713871
Weight: 1.93ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 16.21
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ID: 563571
Weight: 0.98ct
Size: 7.4 x 5.5 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 22.00
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ID: 359766
Weight: 30.83ct
Size: 22.2 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.40
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ID: 546948
Weight: 2.39ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 37.86
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ID: 685661
Weight: 21.79ct
Size: 29.9 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 11.77
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ID: 710075
Weight: 5.76ct
Size: 15 x 10.8 mm
Clarity: VVS
Content: 1 pc
Price: $ 48.38
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ID: 620854
Weight: 4.24ct (total)
Size: 12.2 x 6.2 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 44.77
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ID: 579575
Weight: 2.24ct
Size: 8 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 41.40
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ID: 415998
Weight: 1.08ct
Size: 16 x 2.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 34.21
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ID: 237442
Weight: 29.29ct
Size: 36.5 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.65
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ID: 499669
Weight: 1.43ct
Size: 7.8 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 5.66
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ID: 553487
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 8.68
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ID: 292882
Weight: 8.25ct
Size: 19.4 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.95
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ID: 699665
Weight: 8.06ct
Size: 14 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 7.74
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ID: 598615
Weight: 7.68ct
Size: 19.1 x 10 mm
Clarity: Translucent
Content: 1 pc
Price: $ 101.38
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ID: 571938
Weight: 1.06ct (total)
Size: 7.9 x 4 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.20
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ID: 516617
Weight: 1.65ct
Size: 9.7 x 4.5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 130.68
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ID: 393590
Weight: 1.81ct (total)
Size: 3 x 2 mm (calibrated)
Clarity: VS
Content: 25 pcs
Price: $ 131.41
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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

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
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

I wish there were options for jewelry settings

Posted By Tim in May, 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 -> 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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
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 -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 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

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
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

I wish there were options for jewelry settings

Posted By Tim in May, 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 -> 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 -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
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 -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 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