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

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ID: 432178
Weight: 4.27ct (total)
Size: 4.5 x 4.5 mm
Clarity: VS
Content: 10 pcs
Price: $ 28.19
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ID: 726040
Weight: 0.48ct
Size: 8 x 4 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 19.01
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ID: 712577
Weight: 1.36ct
Size: 7.3 x 5.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 27.16
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ID: 693878
Weight: 3.73ct
Size: 10 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 123.67
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ID: 727214
Weight: 0.66ct
Size: 7.9 x 5.7 mm
Clarity: Transparent
Content: 1 pc
Price: $ 19.80
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ID: 484272
Weight: 4.98ct (total)
Size: 7.8 x 5.7 mm
Clarity: VS
Content: 4 pcs
Price: $ 65.74
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ID: 407996
Weight: 7.41ct
Size: 12 x 12 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 17.51
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ID: 567784
Weight: 25.23ct
Size: 32.8 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.94
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ID: 712551
Weight: 4.16ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 11.09
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ID: 705644
Weight: 5.60ct
Size: 12 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 4.31
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ID: 711270
Weight: 14.82ct
Size: 24.8 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.52
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ID: 660649
Weight: 1.71ct
Size: 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 14.36
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ID: 386704
Weight: 3.87ct
Size: 21.5 x 9.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.43
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ID: 409514
Weight: 8.76ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 41.74
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ID: 558460
Weight: 3.02ct
Size: 12 x 10 mm (calibrated)
Clarity: VVS-VS
Content: 1 pc
Price: $ 22.84
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ID: 721725
Weight: 0.54ct
Size: 8 x 4 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 9.72
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ID: 471311
Weight: 24.95ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.42
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ID: 450948
Weight: 2.61ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 4 pcs
Price: $ 24.12
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ID: 651034
Weight: 6.04ct
Size: 17.8 x 13.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.58
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ID: 638594
Weight: 85.07ct
Size: 32.6 x 24.9 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 714.59
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ID: 461610
Weight: 1.23ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 57.41
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ID: 621028
Weight: 3.77ct (total)
Size: 12 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 34.84
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ID: 461974
Weight: 4.06ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 48.40
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ID: 567110
Weight: 5.04ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.23
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ID: 694383
Weight: 32.68ct
Size: 29.5 x 20.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.29
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ID: 652249
Weight: 18.18ct
Size: 19 x 19 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 43.63
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ID: 448603
Weight: 0.91ct
Size: 6.3 x 4.2 mm
Clarity: VS
Content: 1 pc
Price: $ 578.98
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ID: 696598
Weight: 9.94ct
Size: 15.9 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.89
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ID: 727895
Weight: 0.04ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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ID: 349649
Weight: 1.45ct
Size: 14.4 x 3.4 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 42.11
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ID: 683325
Weight: 5.05ct
Size: 14 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 46.79
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ID: 431153
Weight: 2.75ct (total)
Size: 6 x 6 mm (calibrated)
Clarity: VS-SI
Content: 2 pcs
Price: $ 65.34
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ID: 727201
Weight: 1.12ct
Size: 6 x 5 mm
Clarity: VVS-VS
Content: 1 pc
Price: $ 20.16
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ID: 520624
Weight: 1.06ct
Size: 9 x 4.6 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 58.76
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ID: 709899
Weight: 0.51ct
Size: 6 x 4 mm (calibrated)
Clarity: VVS-VS
Price: $ 4.28
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ID: 551173
Weight: 3.01ct
Size: 10 x 10 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 27.82
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ID: 450973
Weight: 1.39ct (total)
Size: 5 x 5 mm (calibrated)
Clarity: VS
Content: 2 pcs
Price: $ 12.84
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ID: 450691
Weight: 3.34ct
Size: 10.7 x 10.3 mm
Clarity: VS
Content: 1 pc
Price: $ 30.86
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ID: 493647
Weight: 7.20ct (total)
Size: 10 mm (calibrated)
Clarity: Transparent
Content: 2 pcs
Price: $ 25.66
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ID: 711581
Weight: 1.37ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 27.36
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ID: 349289
Weight: 15.30ct
Size: 17.2 x 14.1 mm
Clarity: Transparent/Translucent
Content: 1 pc
Price: $ 26.26
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ID: 727884
Weight: 0.52ct
Size: 5.3 x 4.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 3.12
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ID: 650654
Weight: 1.23ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 11.81
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ID: 724590
Weight: 0.71ct
Size: 7 x 5 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 21.30
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ID: 496498
Weight: 2.19ct
Size: 8.5 x 7 mm
Clarity: VS-SI
Content: 1 pc
Price: $ 45.65
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ID: 455348
Weight: 24.53ct (total)
Size: 16.8 x 11.1 mm
Clarity: Transparent
Content: 4 pcs
Price: $ 41.12
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ID: 711233
Weight: 1.36ct
Size: 7.7 x 6.3 mm
Clarity: VS
Content: 1 pc
Price: $ 32.64
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ID: 655797
Weight: 1.20ct
Size: 8 x 8 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 28.80
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ID: 491760
Weight: 69.58ct (total)
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 81.74
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ID: 448216
Weight: 3.83ct (total)
Size: 8 mm (calibrated)
Clarity: VVS-VS
Content: 2 pcs
Price: $ 20.22
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ID: 555317
Weight: 18.53ct
Size: 16 x 16 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 22.51
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ID: 682108
Weight: 12.68ct
Size: 14 x 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 76.08
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ID: 673539
Weight: 1.35ct
Size: 9 x 7 mm (calibrated)
Clarity: VVS
Content: 1 pc
Price: $ 32.40
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ID: 718233
Weight: 1.40ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: VVS
Content: 2 pcs
Price: $ 42.00
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ID: 659874
Weight: 2.22ct
Size: 7 x 7 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 5.35
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ID: 626945
Weight: 23.53ct
Size: 20.1 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 123.30
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ID: 463332
Weight: 4.21ct (total)
Size: 12.1 x 6 mm
Clarity: VVS-VS
Content: 2 pcs
Price: $ 55.74
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ID: 553139
Weight: 2.50ct
Size: 7 x 7 mm (calibrated)
Clarity: VS
Content: 1 pc
Price: $ 56.50
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ID: 587777
Weight: 6.19ct
Size: 15.1 x 11.1 mm
Clarity: VVS-VS
Price: $ 24.52
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ID: 730295
Weight: 0.53ct
Size: 4.7 x 4.1 mm
Clarity: VS
Content: 1 pc
Price: $ 31.80
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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 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 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 -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 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 -> 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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

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

Muy serios y muy oportunos para el envo

Posted By Veronica in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 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 -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 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